What is the function of L-Cysteine in hair care?
Apr 2，2026
L-Cysteine is one of the two proteinogenic amino acids that contain a sulfur atom (the other is methionine). It is considered a nonessential amino acid because it is produced in the human body. L-Cysteine is a sulfur-containing amino acid essential for the structure of the hair. As a key component of keratin, it contributes to the strength, growth, and vitality of the hair fiber.
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Lastest Price from L-Cysteine manufacturers
L-Cysteine
US $0.00-0.00/kg2026-02-24
- CAS:
- 52-90-4
- Min. Order:
- 1kg
- Purity:
- >98%
- Supply Ability:
- 1tons
L-Cysteine
US $0.00-0.00/Kg/Drum2025-04-21
- CAS:
- 52-90-4
- Min. Order:
- 1KG
- Purity:
- 98.0%-101.0%; AJI
- Supply Ability:
- 10 TONS