[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml vs Mandelic Acid Dark Spot Correcting Serum

[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml and Mandelic Acid Dark Spot Correcting Serum share 17 parsed ingredients. Differences highlighted below.

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Shared 17[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml only 15Mandelic Acid Dark Spot Correcting Serum only 9

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Shared formula

41%

Ingredients in every formula: 17in both formulas
Key actives unique to one formula: 7unique actives
Ingredient rows compared: 41rows compared

From the parsed labels — rows on every label over all compared rows.

The formulas, row by row

41 ingredients across 2 labels

Differences only(24 of 41 rows)

Shared ingredients· none here

Product facts and full ingredient lists side by side
on 2+ labelsonly on this labelnot on this labelIngredient	Recommended K-secret [K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml $28.40 $31.90 at Ballagrio ↗	By Wishtrend Mandelic Acid Dark Spot Correcting Serum $23.00
Basics
Type & size	Serum · size not on the record	Serum · size not on the record
Brand origindiffers	Not recorded	Korean
Offers
Where to buydiffers	$31.90 · Ballagrio	Not recorded
Formula
Key activesdiffers	niacinamide, squalane, panthenol, sodium hyaluronate, tranexamic acid, sodium ascorbyl phosphate	niacinamide, mandelic acid, hyaluronic acid
Free of	fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free	fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free
Heads-updiffers	fungal-acne triggerPore data not yet reviewed	photosensitizing · fungal-acne triggerPore data not yet reviewed
Fit & community
Rating	No reviews yet	No reviews yet
Best for	Not recorded	Not recorded
Data quality
Label coveragediffers	Fully parsed · 32 ingredients	Fully parsed · 26 ingredients
Key actives · 7
hyaluronic acid Pregnancy: generally fine	no	yes
hyaluronic acid (salt form) Pregnancy: generally fine	yes	no
mandelic acid Pregnancy: generally fine	no	yes
pro-vitamin b5	yes	no
sodium ascorbyl phosphate Pregnancy: generally fine	yes	no
squalane	yes	no
tranexamic acid	yes	no
Rest of the labels · 17
1,2-hexanediol	no	yes
agar	yes	no
ascorbyl tetraisopalmitate Pregnancy: generally fine Possible fungal-acne trigger	no	yes
beta-glucan	yes	no
bisabolol	no	yes
citrus junos fruit oil	yes	no
coccinia indica fruit extract	no	yes
cynanchum atratum extract	no	yes
eclipta prostrata extract	no	yes
gellan gum	yes	no
hydrogenated polydecene	yes	no
hydroxydecyl ubiquinone	yes	no
macadamia ternifolia seed oil	yes	no
pentylene glycol	yes	no
polyglyceryl-10 laurate Possible fungal-acne trigger	yes	no
polyglyceryl-3 methylglucose distearate Possible fungal-acne trigger	yes	no
ricinus communis seed oil	no	yes

Rows come from parsed labels and live offers. Where a label isn’t fully captured, we say so instead of guessing.

The bottom line

Choose K-secret if you want Squalane in the formula.

Choose By Wishtrend if you want Mandelic Acid in the formula.

Both lines come from the parsed labels and the prices on this page — neither product is the reference, and neither is called the better one.

This is not medical advice.

Focus on an effect

All ingredients

Brighten & fade dark spots Clear breakouts Smooth fine lines Hydrate & plump

Calm redness Refine texture Repair & strengthen Protect from sun

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