6-Hydroxyindole
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About 6-Hydroxyindole
6-Hydroxyindole is a heterocyclic compound.[1] In cosmetics, it is used to color hair.[4] In Korea, it may be used only in oxidative hair dyes at up to 0.5%, and cannot be used in other products.[2] In Europe, it may be used as a coloring ingredient in oxidative hair dyes; when the product mixed immediately before use is applied to the hair, the concentration is up to 0.5%.[3]
6-Hydroxyindole Details
- Ingredient function
- Hair Dyeing
- Main product categories
- Hair Dye / Bleach / Perm
- INCI name
- 6-HYDROXYINDOLE
- CosIng ID
- 31541
6-Hydroxyindole References
- ๋ํํ์ฅํํํ ํ์ฅํ์ฑ๋ถ์ฌ์ ยท ์ฑ๋ถ์ฝ๋ 19682
- ๋ฒ์ ์ฒ โ ํ์ฅํ ์์ ๊ธฐ์ค ๋ฑ์ ๊ดํ ๊ท์ (์์ฝ์ฒ ๊ณ ์ ์ 2026-19ํธ) ยท 6-ํ๋๋ก์์ธ๋
- European Union ยท Annex III entry 209
- European Commission โ CosIng ยท substanceId 31541
Last updated
This ingredient information is based on publicly available scientific literature, cosmetic ingredient databases, and regulatory sources from various countries. Usage restrictions, permitted concentrations, and labeling requirements may vary by country, region, and product type.
Ingredient preference is a reference metric based on user review data. It does not indicate the efficacy or safety of the ingredient itself.