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Is tryptophan safe during pregnancy?

Reviewed by · Last reviewed

Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
tryptophan
NO KNOWN RISKS
93
/100
0

Pregnancy-safe products containing tryptophan

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Authoritative references used to score this ingredient.

Frequently asked questions

Is tryptophan safe during pregnancy?
Tryptophan (54-12-6) is an essential amino acid with no harmonised reproductive classification (ECHA Annex VI) and no SCCS/CIR safety finding indicating reproductive hazard; peer-reviewed data do not indicate teratogenicity from topical exposure. Dermal exposure from cosmetic use would be low but measurable due to small molecular weight and hydrophilicity (PubChem, CosIng).
Is tryptophan safe while breastfeeding?
No evidence of reproductive or lactation-specific toxicity or harmonised classification (ECHA Annex VI). Tryptophan is a normal dietary amino acid and not identified as a breastfeeding hazard in available sources; systemic exposure from topical use is expected to be low (PubChem, ECHA dossiers).
Is tryptophan safe for baby skin?
No infant-specific reproductive or developmental toxicity reported; no harmonised classification. Given measurable dermal absorption in adults (low), infant exposure is increased due to immature barrier and higher surface-area-to-weight, so exposure score is raised by one level (CosIng, PubChem).
How does VeriMom score tryptophan?
VeriMom scores tryptophan at 93/100 (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 tryptophan?
See our curated list of pregnancy-safe alternatives to tryptophan 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.

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