Human Placental Protein is a cosmetic ingredient used as hair conditioning, skin conditioning. Assessed as safe by the CIR.
CAS #
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Form
Powder
State
Solid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
Placental proteins entered cosmetic use in the early-to-mid 20th century, especially in Japanese skincare, based on theories that placental biomolecules could stimulate skin regeneration and collagen synthesis. Use remains ethically contested and is now largely replaced by plant and biotech alternatives.