B-Complex

Vitamin B Complex (B1-B12)

Family: N/A (vitamin) Evidence: A capsule

All 8 B vitamins together — thiamine, riboflavin, niacin, B5, B6, biotin, folate, B12. For energy, nervous system, mood, and methylation. Look for methylated forms (methylfolate, methylcobalamin) for MTHFR gene variants. Turns urine bright yellow (riboflavin — harmless).

Safety Profile

PregnancySafe
BreastfeedingSafe
PediatricSafe

Contraindications

Sensitivity to niacin flush. MTHFR variants (use methylated forms).

Interactions

Levodopa (B6 reduces effectiveness), methotrexate, phenytoin, fluorouracil.

Side Effects

Bright yellow urine (harmless), niacin flush, GI upset.

This information is for educational purposes only. It is not medical advice. Consult a qualified healthcare provider before using any herbal product.