Is Vitamin C Safe During Pregnancy

Status

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

Reason

Official guidance allows normal dietary intake; extra supplements have limited pregnancy benefit and dosing limits may apply.

Drug Information

Brand Name
: null
Generic Name
Vitamin C (ascorbic acid)
Drug Class
Vitamin supplement
FDA Category
N/A (PLLR narrative label)
Rx Status
OTC

Safe Amount

Dosage must be determined by your provider based on individual risk/benefit. ACOG says pregnant adults need 85 mg/day from all sources.

Effects

Pregnancy
Routine extra supplementation is not recommended by WHO for pregnancy outcomes; normal intake is advised.
Mother
May cause stomach upset or diarrhea at higher doses.
Baby
Vitamin C crosses to the fetus. High doses have limited safety data in pregnancy.

Trimester Notes

1st Trimester
No official trimester-specific dose is listed; use only as directed by your provider.
2nd Trimester
No official trimester-specific dose is listed; use only as directed by your provider.
3rd Trimester
No special third-trimester dose is recommended by official sources; avoid high-dose self-supplementation unless your provider advises it.

Risk-Benefit Note

: null

Conditions & Warnings

  • Consult OB/GYN or prescriber
  • Pregnancy dosing limits may apply
  • Do not exceed the amount directed by your provider

Alternatives

  • Vitamin C-rich foods such as citrus fruits, berries, tomatoes, peppers, and broccoli
  • A prenatal vitamin that includes vitamin C at standard pregnancy amounts

References

Black Box Warning: : null
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