Is Life Extension Vitamin B12 Methylcobalamin 500 mcg safe while breastfeeding?

Grade A. 3 Safe, 1 Caution, 0 Avoid. No major safety flags.

Clarity Product Analysis

Life Extension

Vitamin B12 Methylcobalamin 500 mcg

Name: Vitamin B12 Methylcobalamin 500 mcg
Brand: Life Extension

All clear4 of 7 ingredients checked · 3 safe · 1 caution · 0 avoid

1 ingredient(s) rated Caution

4Checked

AGrade

3Safe

1Flagged

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Full ingredient analysis

Ingredient	Verdict	Evidence	Notes
Croscarmellose Sodium	Not in DB
Mannitol	Caution	Gold	Caution advised during lactation.. DAO: Low
Microcrystalline Cellulose	Not in DB
Sorbitol	Safe	Gold	Safe for lactation.. DAO: Low
Stearate	Safe	Gold
Strawberry Flavor, Natural	Not in DB
Vitamin B12	Safe	Gold

See all 7 ingredients analyzed. Free, instant access.

According to the Clarity Ingredient Safety Database by Health AI. 4 of 7 ingredients verified against 1,595 evidence-graded entries. Last verified: April 2026. Database version 4.2. Check this product live →

What this means

This product contains no Avoid-rated ingredients. Caution items indicate areas to monitor.

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1,595 ingredients. 20+ safety dimensions. Evidence-graded.

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Product analysis by Clarity (Health AI). Based on published evidence for breastfeeding, pregnancy, and general safety. Not medical advice. Formulations may change; verify current ingredients on the label.

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