Isoleucine
Isoleucine is a cosmetic ingredient used as an antistatic, hair conditioning agent. It is used in 156 products in our dataset. It carries no restriction under the EU Cosmetics Regulation annexes. PubMed carries 295 studies of its skin or topical use.
| INCI name | ISOLEUCINE |
| Function | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING |
| CAS number | 73-32-5 / 443-79-8 |
| EC number | 200-798-2 / 207-139-8 |
| Prevalence | 156 products (0.17% of dataset) |
| Most used in | Haircare |
| EU status | No annex restriction |
| Scientific studies | 295 on PubMed (skin/cosmetic/topical) |
| Monthly searches | 8,100 |
Used in
Serums 15.4%Conditioners 9.6%Hair Masks 9.6%Shampoos 8.3%Toners 7.7%Face Cleansers 6.4%
Frequently asked
- What does Isoleucine do in skincare?
- Isoleucine functions as an antistatic, hair conditioning agent in cosmetic formulas.
- What products contain Isoleucine?
- It is most commonly found in Haircare products, especially serums (15.4% of its uses).
Manufacturers with experience using Isoleucine
Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.