COSRX AHA7 Whitehead Power Liquid 100ml vs REJURAN Derma Healer Pore Tightening Ampoule 30ml
COSRX AHA7 Whitehead Power Liquid 100ml and REJURAN Derma Healer Pore Tightening Ampoule 30ml share 7 parsed ingredients. Differences highlighted below.
Shared 7COSRX AHA7 Whitehead Power Liquid 100ml only 2REJURAN Derma Healer Pore Tightening Ampoule 30ml only 19
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Shared formula
25%
- Ingredients in every formula
- 7in both formulas
- Key actives unique to one formula
- 4unique actives
- Ingredient rows compared
- 28rows compared
From the parsed labels — rows on every label over all compared rows. Partial captures footnoted under the board.
The formulas, row by row
28 ingredients across 2 labels| on 2+ labelsonly on this labelnot on this labelIngredient | ||
|---|---|---|
Basics | ||
| Type & size | Serum · size not on the record | Serum · size not on the record |
| Brand origindiffers | Korean | Not recorded |
Offers | ||
| Where to buydiffers | Not recorded | $37.65 · Dodoskin |
Formula | ||
| Key activesdiffers | glycolic acid, niacinamide, panthenol, sodium hyaluronate | niacinamide, lactic acid, glycolic acid, sodium hyaluronate, salicylic acid, allantoin |
| Free ofdiffers | fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free | Not recorded |
| Heads-updiffers | photosensitizingPore data not yet reviewed | pregnancy caution · photosensitizingPore 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 · 9 ingredients | Partially captured — 26 of 40 label entries matched, some checks not run |
Key actives · 4 | ||
aha exfoliant (gentle) | no | yes |
allantoin | no | yes |
bha exfoliant | no | yes |
pro-vitamin b5 | yes | no |
Rest of the labels · 17 | ||
adenosine | no | yes |
capryloyl salicylic acid | no | yes |
caramel | no | yes |
copper sulfate | no | yes |
dipropylene glycol | no | yes |
disodium edta | no | yes |
ethyl hexanediol | yes | no |
ethylhexylglycerin | no | yes |
gluconolactone | no | yes |
glycerin | no | yes |
hydrolyzed dna | no | yes |
lysine | no | yes |
mannose | no | yes |
pentylene glycol | no | yes |
proline | no | yes |
propanediol | no | yes |
sodium mannose phosphate | no | yes |
Rejuran's label is only partially captured — rows may grow as parsing completes.
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 COSRX if you want Pro-vitamin B5 in the formula.
Choose Rejuran if you want AHA exfoliant (gentle) 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
People also compare
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- COSRXCosRx, AHA 7 Whitehead Power Liquid, 3.38 fl oz (100 ml)
Suggested from shared ingredients on the parsed labels — each pair opens as its own comparison.