O-PHOSPHOSERINE

Conditioning Agent

85

Good

CAS Number: 407-41-0, 73913-63-0

About O-PHOSPHOSERINE

A phosphorylated amino acid naturally found in the body — conditions and strengthens hair and skin.

Detailed Analysis

O-Phosphoserine is the phosphorylated form of the amino acid serine, naturally occurring in human tissues as a key intermediate in amino acid metabolism and a component of phosphoproteins. It functions as a hair and skin conditioning agent, providing hydration through its hygroscopic phosphate group. Well-characterized biochemically with a long safety history. No GHS hazards or restrictions.

What It Does

HAIR CONDITIONING SKIN CONDITIONING

Skin Benefits

  • ✓ Hair conditioning
  • ✓ Skin conditioning
  • ✓ Hydration

Safety Score

85

Good

Based on EU regulatory data, published safety research, and ingredient function analysis.

References

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EU CosIng Database

European Commission cosmetic ingredient registry

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This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.