Is Inositol Safe During Pregnancy

Status

caution Last reviewed: 2026-05-16 · Confidence: low

Reason

Official pregnancy labeling is limited. Use only with provider guidance; pregnancy dosing is not standardized.

Drug Information

Brand Name
null
Generic Name
inositol
Drug Class
nutritional supplement
FDA Category
unknown
Rx Status
OTC

Safe Amount

Dosage must be determined by your provider based on individual risk/benefit.

Effects

Pregnancy
Pregnancy use is not well standardized. Consult OB/GYN or prescriber before use.
Mother
May cause mild stomach upset in some people. Limited official pregnancy safety data.
Baby
Limited human pregnancy data. No official dosing or fetal risk statement was found in the allowed sources.

Trimester Notes

1st Trimester
Limited official trimester-specific guidance found. Ask your provider before starting.
2nd Trimester
Limited official trimester-specific guidance found. Ask your provider before starting.
3rd Trimester
Limited official trimester-specific guidance found. Use only if your prescriber advises it.

Risk-Benefit Note

Not applicable.

Conditions & Warnings

  • Consult OB/GYN or prescriber
  • Pregnancy dosing not standardized
  • OTC supplement; pregnancy dosing limits may apply

Alternatives

  • Folic acid as recommended by your prenatal provider
  • Prenatal vitamin selected by your OB/GYN or pharmacist
  • Lifestyle and diet changes advised by your prenatal care team

References

Black Box Warning: null
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