Should I Avoid myrcene During Pregnancy? | VeriMom
Reviewed by VeriMom Editorial Team · Last reviewed
ECHA regulatory hazard statements
- •H360
- •H361
Products containing myrcene — check your shelf
These products list myrcene on their INCI. If one is in your routine, consider swapping it during pregnancy.







What to use instead
Pregnancy-safe ingredients that serve a similar function:
Pregnancy-safe products to use instead
Products built around the safer ingredients above, scored "no known risks" or "low risk".










Sources & references
Authoritative references used to score this ingredient.
Pregnancy-Safe Alternatives to myrcene | VeriMom
Ingredients — Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
See also
FAQ
- Is myrcene safe during pregnancy?
- Evidence: animal reproductive/developmental toxicity has been reported (peri‑ and postnatal rat studies; NTP carcinogenesis/toxicology program includes reproductive findings), and ECHA registration/assessment documents and C&L notifications list reproductive hazard codes (H361/H360 appear in ECHA materials and notifications). Because harmonised H360-level classification (which would force h=3) is not clearly established as an EU‑harmonised CLH entry for CAS 123‑35‑3, the correct score is h=2 (suspected). The mechanism is supported by demonstrated reproductive/developmental effects in animal studies (m=2). Dermal/topical absorption for myrcene is low but measurable (e=1) for typical cosmetic use. Sources: NTP technical report, peri/postnatal rat study, ECHA registration/assessment and C&L pages.
- Is myrcene safe while breastfeeding?
- Rationale: same hazard and mechanism basis as pregnancy (animal developmental/reproductive findings and ECHA documentation give suspected reproductive hazard). There is no specific human lactation transfer data; with measurable systemic absorption after exposure the conservative exposure score for breastfeeding is e=1 (low but measurable). Breast milk transfer was not reported in available sources.
- Is myrcene safe for baby skin?
- Rationale: hazard (h=2) and mechanism (m=2) follow from the same animal reproductive/developmental data and regulatory notifications. Per your rules, exposure for infants (0–3 yr) is increased by +1 relative to adults when an ingredient shows measurable absorption; adult e=1 becomes e=2 for baby skin to reflect immature barrier and higher surface‑area‑to‑weight exposure. No infant‑specific toxicology reversing hazard/mechanism scores was found.
- How does VeriMom score myrcene?
- VeriMom scores myrcene at 20/100 (high risk) 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 myrcene?
- See our curated list of pregnancy-safe alternatives to myrcene 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.