Is hydroxypropyl chitosan safe during pregnancy?
Reviewed by VeriMom Editorial Team · Last reviewed
Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
hydroxypropyl chitosan
NO KNOWN RISKS100
/100
0









Pregnancy-safe products containing hydroxypropyl chitosan

MDNA Skin
MDNA Skin The Finishing Cream
99/100

Lador
Lador Keratin Lpp Shampoo
98/100

Lador Keratin Lpp Shampoo - 530ml
98/100

Cassará
Cassará Fortilac
98/100

Lador
Lador Keratin Layered Oil Mist (Fig Tea) - 130ml
98/100

Lador Keratin Lpp Shampoo - 150ml
98/100

Lador
Lador Keratin LPP Shampoo - 50ml
98/100

Lador
Lador Keratin Lpp Shampoo - 530ml
98/100

Lador
Lador Keratin Lpp Shampoo - 150ml - 150ml
98/100

Lador
Lador Keratin Layered Oil Hair Mist - 130ml
98/100
Related ingredients
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Sources & references
Authoritative references used to score this ingredient.
Frequently asked questions
- Is hydroxypropyl chitosan safe during pregnancy?
- No harmonised CLP reproductive classification found and no SCCS/CIR reproductive safety signals for hydroxypropyl chitosan. PubChem/ECHA/CosIng list it as a cosmetic film-former/polymer with no reproductive hazard flagged; polymers of high molecular weight such as chitosan derivatives are generally of negligible systemic bioavailability, supporting low exposure. (Sources: ECHA Annex VI (no harmonised classification), PubChem, CosIng.)
- Is hydroxypropyl chitosan safe while breastfeeding?
- No evidence of reproductive or lactation toxicity and no mechanistic data indicating placental or milk transfer. High-MW polymeric nature predicts negligible systemic absorption and therefore negligible transfer into breast milk. No regulatory/peer-reviewed signals to the contrary. (Sources: PubChem, ECHA records, CosIng.)
- Is hydroxypropyl chitosan safe for baby skin?
- Hydroxypropyl chitosan is a high-MW polymeric film-former with limited dermal penetration; therefore adult exposure is negligible and infant exposure is expected low. Per instruction, infant exposure was not increased because the substance is not known to be measurably absorbed. No infant-specific adverse data identified. (Sources: CosIng, PubChem, ECHA.)
- How does VeriMom score hydroxypropyl chitosan?
- VeriMom scores hydroxypropyl chitosan at 100/100 (no known risks) based on EU CosIng status, ECHA hazard classifications, and peer-reviewed PubMed studies. Our scoring pipeline is fully transparent.
- What are pregnancy-safe alternatives to hydroxypropyl chitosan?
- See our curated list of pregnancy-safe alternatives to hydroxypropyl chitosan based on similar function and a no-known-risks safety band.
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Medical Disclaimer
This information is for educational purposes only and does not constitute medical advice. Safety scores are based on publicly available data and may not reflect all risks. Always consult your healthcare provider before using any product during pregnancy or breastfeeding.