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Skin Conditioning

SH-POLYPEPTIDE-26

Updated
76

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A lab-made copy of human Flt3 ligand, an immune cell signaling protein. Used at minute cosmetic doses; cautious tier because Flt3L is a potent biological signal.

Function

SKIN CONDITIONING

Skin benefits

  • Recombinant Flt3L analog for skin conditioning
  • High-purity E. coli production
  • Used at very low cosmetic levels

Known concerns

  • Flt3 ligand activates immune cell proliferation — biological potency warrants caution
  • Limited public cosmetic safety data
  • Theoretical immunogenicity

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

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(BIFIDOBACTERIUM LYSATE & POLOXAMER 407) EXTRACT
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ACETYL D-GLUTAMYL D-LEUCYL D-CYSTEINE
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AESCULUS HIPPOCASTANUM BUD EXTRACT
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AESCULUS HIPPOCASTANUM FLOWER EXTRACT
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AESCULUS HIPPOCASTANUM SEED EXTRACT
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ALGAE EXTRACT
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ALLIUM FISTULOSUM STALK/BRASSICA RAPA LEAF/STEM/CAPSICUM ANNUUM FRUIT EXTRACT
Skin Conditioning

Check your shelf

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.