Glossary
Pregnancy Warning
Updated February 28, 2026
Pregnancy warning means heightened caution where evidence is limited and fetal risk could outweigh routine benefit claims.
Why it matters
Risks differ by trimester and by lactation context, so a broad category label is insufficient.
Trimester and lactation distinctions
- First trimester: avoid non-essential, non-protocol compounds where alternatives exist
- Second/third trimester: focus on proven-needed compounds only, with tighter dose review
- Breastfeeding: extra caution with transfer, excipients, and uncertain concentration peaks
Stop conditions
Stop and escalate to clinician quickly for:
- planned dosing changes without medical oversight
- nausea, dizziness, bleeding, cramping, or unusual fluid shifts
- any medication/supplement overlap that cannot be reconciled
Evidence status
For many common products, safety data is incomplete in pregnant and lactating populations.
Treat unknowns as pause-and-review cases.
Practical action step
When pregnancy or lactation is possible, share a medication and supplement reconciliation packet with your clinician before each stack activation.
Uncertainty and limits
- Evidence is limited on long-term outcomes for many compounds in these populations.
- Evidence is limited on safe upper thresholds for combined supplements during active pregnancy stages.
Cross-site references
How this appears in Unfair
Pregnancy warning tags increase safety-first recommendations and suppress non-essential experimentation pathways.
Clinical safety note
When uncertainty is high, pause escalation and prefer direct medical review over app-optimized changes.