REJURAN Healer Perfect Healing V Tighter 4 sheets 20g

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REJURAN Healer Perfect Healing V Tighter 4 sheets 20g

Recorded ingredients include Squalane, Niacinamide and Sodium Hyaluronate. View details

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Formula highlights

6 key ingredients · Squalane, Vitamin B3, Hyaluronic Acid (salt form), Pro-vitamin B5, Allantoin, Caffeine
Label limits · Part of the ingredient list or its source is unconfirmed. Free-of status is not established.

Ingredient breakdown

The full record for every linked ingredient — identifiers, every recorded function, sources, and the provenance of each figure.

Label captured · 58 of 69 parsed · 58 of 58 explained

The full record for each of the 58 linked ingredients — identifiers, every recorded function, sources, and where each figure came from.

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Glycerin
INCI name
Glycerin
As printed on the label
glycerin
Korean name
글리세린
Recorded CosIng functions
denaturant — makes alcohol undrinkable without changing its cosmetic use
hair conditioning — leaves hair feeling smoother and easier to manage
humectant — draws moisture into the skin
oral care — is listed in CosIng as an oral-care agent (mouth or teeth products)
perfuming — adds scent
skin conditioning — leaves skin feeling smoother or better cared for
skin protecting — is listed in CosIng as a skin-protecting agent
solvent — dissolves other ingredients so they blend into the formula
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
Squalane
INCI name
Squalane
As printed on the label
squalane
Korean name
스쿠알란
Recorded CosIng functions
hair conditioning — leaves hair feeling smoother and easier to manage
refatting — restores an oily feel to skin or hair after cleansing strips it
skin conditioning — leaves skin feeling smoother or better cared for
skin conditioning - emollient — softens and smooths the skin
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
1/5 · Fulton 1989 (J. Soc. Cosmet. Chem. 40:321); Kligman & Mills 1972; acne.org compiled tables · ingredient-level published ratingAn older, contested scale — not a prediction of breakouts.
Butylene Glycol
INCI name
Butylene Glycol
As printed on the label
butylene glycol
Korean name
부틸렌글라이콜
Recorded CosIng functions
fragrance — adds scent
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
solvent — dissolves other ingredients so they blend into the formula
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Dipropylene Glycol
INCI name
Dipropylene Glycol
As printed on the label
dipropylene glycol
Korean name
다이프로필렌글라이콜, 디프로필렌글라이콜
Recorded CosIng functions
fragrance — adds scent
perfuming — adds scent
solvent — dissolves other ingredients so they blend into the formula
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
NiacinamideVitamin B3
INCI name
Niacinamide
As printed on the label
niacinamide
Korean name
나이아신아마이드
Recorded CosIng functions
smoothing — helps skin or hair feel smoother
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
0/5 · Fulton 1989 (J. Soc. Cosmet. Chem. 40:321); Kligman & Mills 1972; acne.org compiled tables · ingredient-level published ratingAn older, contested scale — not a prediction of breakouts.
Sources
Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation (PMC) — synthesizes the Hakozaki 8-week pigmentation trial, ceramide/barrier data, and rosacea findings
Methylpropanediol
INCI name
Methylpropanediol
As printed on the label
methylpropanediol
Korean name
메칠프로판디올, 메틸프로판다이올
Recorded CosIng functions
solvent — dissolves other ingredients so they blend into the formula
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Alkane Diols as Used in Cosmetics · Cosmetic Ingredient Review safety assessment
Caprylyl Methicone
INCI name
Caprylyl Methicone
As printed on the label
caprylyl methicone
Korean name
카프릴릴메치콘, 카프릴릴메티콘
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Amended Safety Assessment of Methicone and Substituted Methicones as Used in Cosmetics · Cosmetic Ingredient Review safety assessment
Vinyl Dimethicone
INCI name
Vinyl Dimethicone
As printed on the label
vinyl dimethicone
Korean name
비닐다이메티콘, 비닐디메치콘
Recorded CosIng functions
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Vinyl Dimethicone — COSMILE Europe · European cosmetic ingredient database
Chlorella Vulgaris Extract
INCI name
Chlorella Vulgaris Extract
As printed on the label
chlorella vulgaris extract
Korean name
클로렐라불가리스추출물
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Chlorella Vulgaris Extract - COSMILE Europe · ingredient database
Record reviewed
Sodium HyaluronateHyaluronic Acid (salt form)
INCI name
Sodium Hyaluronate
As printed on the label
sodium hyaluronate
Korean name
소듐하이알루로네이트
Recorded CosIng functions
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
0/5 · Fulton 1989 (J. Soc. Cosmet. Chem. 40:321); Kligman & Mills 1972; acne.org compiled tables · ingredient-level published ratingAn older, contested scale — not a prediction of breakouts.
Sources
Hydrolyzed Collagen
INCI name
Hydrolyzed Collagen
As printed on the label
hydrolyzed collagen
Korean name
하이드롤라이즈드콜라겐
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
film forming — leaves a thin film on skin or hair after it dries
hair conditioning — leaves hair feeling smoother and easier to manage
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
skin conditioning - emollient — softens and smooths the skin
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Nymphaea Alba Flower Extract
INCI name
Nymphaea Alba Flower Extract
As printed on the label
nymphaea alba flower extract
Korean name
수련꽃추출물, 알바수련꽃추출물
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
tonic — refreshes or invigorates the skin
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
EU CosIng Ingredients and Fragrance Inventory snapshot (2020-12-30; ref 57500)
Hydrogenated Polydecene
INCI name
Hydrogenated Polydecene
As printed on the label
hydrogenated polydecene
Korean name
하이드로제네이티드폴리데센
Recorded CosIng functions
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
perfuming — adds scent
skin conditioning — leaves skin feeling smoother or better cared for
skin conditioning - emollient — softens and smooths the skin
solvent — dissolves other ingredients so they blend into the formula
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
PanthenolPro-vitamin B5
INCI name
Panthenol
As printed on the label
panthenol
Korean name
판테놀
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
0/5 · Fulton 1989 (J. Soc. Cosmet. Chem. 40:321); Kligman & Mills 1972; acne.org compiled tables · ingredient-level published ratingAn older, contested scale — not a prediction of breakouts.
Sources
Hydroxyacetophenone
INCI name
Hydroxyacetophenone
As printed on the label
hydroxyacetophenone
Korean name
하이드록시아세토페논
Recorded CosIng functions
antioxidant — slows oxidation that can degrade a formula
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Cosmetic Ingredient Review: Final Safety Assessment of Hydroxyacetophenone as Used in Cosmetics · safety assessment
Dimethiconol
INCI name
Dimethiconol
As printed on the label
dimethiconol
Korean name
다이메티콘올, 디메치콘올, 메티콘올
Recorded CosIng functions
antifoaming — limits foam during manufacture or use of the formula
moisturising — helps skin hold onto water and feel hydrated
skin conditioning - emollient — softens and smooths the skin
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Dimethiconol — COSMILE Europe
Polymethylsilsesquioxane
INCI name
Polymethylsilsesquioxane
As printed on the label
polymethylsilsesquioxane
Korean name
폴리메칠실세스퀴옥산|폴리메틸실세스퀴옥산, 폴리메틸실세스퀴옥세인
Recorded CosIng functions
opacifying — makes a clear formula look opaque or cloudy
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Polysilsesquioxanes as Used in Cosmetics · Cosmetic Ingredient Review safety assessment
Record reviewed
Tromethamine
INCI name
Tromethamine
As printed on the label
tromethamine
Korean name
트로메타민
Recorded CosIng functions
buffering — keeps a formula's pH steady
fragrance — adds scent
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Tromethamine, Aminomethyl Propanediol, and Aminoethyl Propanediol as Used in Cosmetics · peer-reviewed safety assessment
Hydrolyzed Dna
INCI name
Hydrolyzed Dna
As printed on the label
hydrolyzed DNA (2,000ppm, c-PDRN)
Korean name
하이드롤라이즈드디엔에이
Recorded CosIng functions
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
EU CosIng Ingredients and Fragrance Inventory snapshot (2020-12-30; ref 76587)
Allantoin
INCI name
Allantoin
As printed on the label
Allantoin
Korean name
알란토인
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
skin protecting — is listed in CosIng as a skin-protecting agent
soothing — helps calm skin discomfort or irritation
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Allantoin (CID 204)
Caprylyl Glycol
INCI name
Caprylyl Glycol
As printed on the label
Caprylyl Glycol
Korean name
카프릴릴글라이콜
Recorded CosIng functions
deodorant — is listed in CosIng as a deodorant agent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
skin conditioning - emollient — softens and smooths the skin
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Polyglyceryl-10 Laurate
INCI name
Polyglyceryl-10 Laurate
As printed on the label
Polyglyceryl-10 Laurate
Korean name
폴리글리세릴-10라우레이트
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Polyglyceryl-10 Laurate — COSMILE Europe · European cosmetic ingredient database
Propanediol
INCI name
Propanediol
As printed on the label
Propanediol
Korean name
프로판다이올, 프로판디올
Recorded CosIng functions
solvent — dissolves other ingredients so they blend into the formula
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Alkane Diols as Used in Cosmetics · peer-reviewed safety assessment
Ethylhexylglycerin
INCI name
Ethylhexylglycerin
As printed on the label
Ethylhexylglycerin
Korean name
에칠헥실글리세린, 에틸헥실글리세린
Recorded CosIng functions
deodorant — is listed in CosIng as a deodorant agent
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Cosmetic Ingredient Review: Final Safety Assessment of Alkyl Glyceryl Ethers as Used in Cosmetics
Adenosine
INCI name
Adenosine
As printed on the label
Adenosine
Korean name
아데노신
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Adenosine as Used in Cosmetics · peer-reviewed safety assessment
Evaluation of anti-wrinkle efficacy of adenosine-containing products using the FOITS technique
Glucose
INCI name
Glucose
As printed on the label
Glucose
Korean name
글루코오스
Recorded CosIng functions
humectant — draws moisture into the skin
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Monosaccharides, Disaccharides, and Related Ingredients as Used in Cosmetics - Cosmetic Ingredient Review · safety assessment
Pentylene Glycol
INCI name
Pentylene Glycol
As printed on the label
Pentylene Glycol
Korean name
펜틸렌글라이콜
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
solvent — dissolves other ingredients so they blend into the formula
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of 1,2-Glycols as Used in Cosmetics · peer-reviewed safety assessment
Dipotassium Glycyrrhizate
INCI name
Dipotassium Glycyrrhizate
As printed on the label
Dipotassium Glycyrrhizate
Korean name
다이포타슘글리시리제이트, 디포타슘글리시리제이트
Recorded CosIng functions
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Final report on the safety assessment of Glycyrrhetinic Acid, Potassium Glycyrrhetinate, Dipotassium Glycyrrhizate and related ingredients
Fructooligosaccharides
INCI name
Fructooligosaccharides
As printed on the label
Fructooligosaccharides
Korean name
프룩토올리고사카라이드
Recorded CosIng functions
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Prebiotic short-chain fructo-oligosaccharides promote skin microbiota balance
Fructose
INCI name
Fructose
As printed on the label
Fructose
Korean name
프룩토오스
Recorded CosIng functions
humectant — draws moisture into the skin
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
D-Fructose · NIH chemical and cosmetic-use database
Record reviewed
researched · 2026-07-31
Full ingredient page →
Sorbitan Isostearate
INCI name
Sorbitan Isostearate
As printed on the label
Sorbitan Isostearate
Korean name
소르비탄이소스테아레이트, 솔비탄아이소스테아레이트
Recorded CosIng functions
surfactant - emulsifying — keeps oil and water blended together
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Sorbitan Esters as Used in Cosmetics · Cosmetic Ingredient Review safety assessment
Dextrin
INCI name
Dextrin
As printed on the label
Dextrin
Korean name
덱스트린
Recorded CosIng functions
absorbent — takes up substances dissolved or dispersed in water or oil
binding — holds a product's ingredients together
bulking — adds volume or body to a formula
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Dextrin — COSMILE Europe
Tripeptide-6
INCI name
Tripeptide-6
As printed on the label
Poly(Tripeptide-6)
Korean name
트라이펩타이드-6
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
EU CosIng Ingredients and Fragrance Inventory snapshot (2020-12-30; ref 83052)
Sodium Hyaluronate Crosspolymer
INCI name
Sodium Hyaluronate Crosspolymer
As printed on the label
Sodium Hyaluronate Crosspolymer
Korean name
소듐하이알루로네이트크로스폴리머
Recorded CosIng functions
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Sodium Hyaluronate Crosspolymers - CIR Scientific Literature Review, March 2026
Sodium Palmitoyl Proline
INCI name
Sodium Palmitoyl Proline
As printed on the label
Sodium Palmitoyl Proline
Korean name
소듐팔미토일프롤린
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
EU CosIng Ingredients and Fragrance Inventory snapshot (2020-12-30; ref 59466)
Glycine
INCI name
Glycine
As printed on the label
Glycine
Korean name
글라이신
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
buffering — keeps a formula's pH steady
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Serine
INCI name
Serine
As printed on the label
Serine
Korean name
세린
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Glutamic Acid
INCI name
Glutamic Acid
As printed on the label
Glutamic Acid
Korean name
글루타믹애씨드
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
humectant — draws moisture into the skin
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of α-Amino Acids as Used in Cosmetics
Aspartic Acid
INCI name
Aspartic Acid
As printed on the label
Aspartic Acid
Korean name
아스파틱애씨드
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Leucine
INCI name
Leucine
As printed on the label
Leucine
Korean name
류신
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Alpha-Amino Acids as Used in Cosmetics
Dipeptide Diaminobutyroyl Benzylamide Diacetate
INCI name
Dipeptide Diaminobutyroyl Benzylamide Diacetate
As printed on the label
Dipeptide Diaminobutyroyl Benzylamide Diacetate
Korean name
다이펩타이드다이아미노부티로일벤질아마이드다이아
Recorded CosIng functions
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
EU CosIng Ingredients and Fragrance Inventory snapshot (2020-12-30; ref 82650)
Alanine
INCI name
Alanine
As printed on the label
alanine
Korean name
알라닌
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Lysine
INCI name
Lysine
As printed on the label
lysine
Korean name
라이신
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Lysine - COSMILE Europe
Arginine
INCI name
Arginine
As printed on the label
arginine
Korean name
아르지닌, 알지닌
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Tyrosine
INCI name
Tyrosine
As printed on the label
tyrosine
Korean name
타이로신
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Tyrosine - COSMILE Europe
Phenylalanine
INCI name
Phenylalanine
As printed on the label
phenylalanine
Korean name
페닐알라닌
Recorded CosIng functions
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Alpha-Amino Acids as Used in Cosmetics
Proline
INCI name
Proline
As printed on the label
proline
Korean name
프롤린
Recorded CosIng functions
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of α-Amino Acids as Used in Cosmetics · peer-reviewed safety assessment
Threonine
INCI name
Threonine
As printed on the label
threonine
Korean name
트레오닌
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
hair waving or straightening — chemically reshapes hair's curl pattern
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of α-Amino Acids as Used in Cosmetics
Valine
INCI name
Valine
As printed on the label
valine
Korean name
발린
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Isoleucine
INCI name
Isoleucine
As printed on the label
isoleucine
Korean name
아이소류신, 이소류신
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety Assessment of Alpha-Amino Acids as Used in Cosmetics
Histidine
INCI name
Histidine
As printed on the label
histidine
Korean name
히스티딘
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
humectant — draws moisture into the skin
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Histidine — COSMILE Europe
Cysteine
INCI name
Cysteine
As printed on the label
cysteine
Korean name
시스테인
Recorded CosIng functions
antioxidant — slows oxidation that can degrade a formula
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
fragrance — adds scent
hair conditioning — leaves hair feeling smoother and easier to manage
hair waving or straightening — chemically reshapes hair's curl pattern
reducing — changes another ingredient through a chemical reduction reaction
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Methionine
INCI name
Methionine
As printed on the label
methionine
Korean name
메치오닌, 메티오닌
Recorded CosIng functions
antistatic — is listed in CosIng as an antistatic agent (static control, mostly in hair products)
hair conditioning — leaves hair feeling smoother and easier to manage
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Safety assessment of alpha-amino acids as used in cosmetics
TocopherolVitamin E
INCI name
Tocopherol
As printed on the label
tocopherol
Korean name
토코페롤
Recorded CosIng functions
antioxidant — slows oxidation that can degrade a formula
fragrance — adds scent
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
2/5 · Fulton 1989 (J. Soc. Cosmet. Chem. 40:321); Kligman & Mills 1972; acne.org compiled tables · ingredient-level published ratingAn older, contested scale — not a prediction of breakouts.
Sources
Magnesium Chloride
INCI name
Magnesium Chloride
As printed on the label
magnesium chloride
Korean name
마그네슘클로라이드
Recorded CosIng functions
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Magnesium Chloride — COSMILE Europe · European cosmetic ingredient database
Record reviewed
researched · 2026-07-31
Caffeine
INCI name
Caffeine
As printed on the label
caffeine
Korean name
카페인
Recorded CosIng functions
perfuming — adds scent
skin conditioning — leaves skin feeling smoother or better cared for
Legacy overall grade — not claim-specific
limited (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
Caffeine - PubChem Compound Summary (CID 2519) · reference
Xanthan Gum
INCI name
Xanthan Gum
As printed on the label
xanthan gum
Korean name
잔탄검
Recorded CosIng functions
binding — holds a product's ingredients together
emulsion stabilising — keeps an oil-water mixture from separating over time
gel forming — thickens a liquid into a gel texture
skin conditioning — leaves skin feeling smoother or better cared for
surfactant - cleansing — helps remove dirt and oil
surfactant - emulsifying — keeps oil and water blended together
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
strong (unreviewed legacy record)
Breakout context
Disodium EDTA
INCI name
Disodium EDTA
As printed on the label
disodium EDTA
Korean name
다이소듐이디티에이, 디소듐이디티에이
Recorded CosIng functions
chelating — binds trace metals that could destabilize a formula
viscosity controlling — adjusts how thick or thin the product feels
Legacy overall grade — not claim-specific
moderate (unreviewed legacy record)
Breakout context
Not yet reviewed
Sources
COSMILE Europe: Disodium EDTA—chelating and viscosity-control functions and safety context

Where this label came from. 58 of 69 label tokens linked to a known ingredient; parse status ok.

Safety & cautions

Concentration and exposure have not been verified for this product. Ingredient order does not establish a percentage.

Breastfeeding assessment

Breastfeeding has not been assessed separately in this database. Pregnancy results do not answer that question.

No pregnancy or fragrance-allergen caution matched in this panel. Other contexts, including fungal acne and baby use, are shown on individual ingredient rows. An absent flag is not a safety clearance.

Product types

Concerns

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Concerns

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Product types

REJURAN Healer Perfect Healing V Tighter 4 sheets 20g

Ingredient breakdown

Safety & cautions