Cosmetic ingredient dictionary
Serine in cosmetics: what it is and what it does
Serine is a cosmetic ingredient that keeps the skin in good condition. Open Beauty Facts finds it in 168 products, most often hair care.
By Bravoora teamUpdated Sources checked 2 sourcesHow we check
What does Serine do in a product?
In a cosmetic product, Serine keeps the skin in good condition, makes hair easier to comb, softer or shinier and hides an unwanted smell or taste. The EU’s CosIng database lists these jobs for it: skin conditioning, hair conditioning, masking and antistatic.
What other names and numbers does Serine have?
- CAS number
- 302-84-1, 56-45-1
- EC number
- 206-130-6, 200-274-3
- CosIng reference
- 37660
Which products contain Serine?
Open Beauty Facts finds Serine in the ingredient lists of 168 of the 22,021 products it has a list for, most often hair care, nail makeup and nail polishes.
Products with it, by country of sale: France 30 · United States 24 · Germany 23 · Spain 12.
Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Serine turns up, not how much of the market it is.
Bravoora reads this ingredient for everyone you shop for: an allergy or intolerance, a vegan or vegetarian diet, a calorie or protein goal, and the labels on supplements and skincare too. Build a profile · For dermatologists, dietitians and doctors
Sources
The job, the description and the EU annex entry are CosIng’s; the fragrance allergens are the EU Annex III names Bravoora’s label checker reads; the product counts are Open Beauty Facts’.
- European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
- Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL
Contains information from Open Beauty Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check
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