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SAFE

5-MTHF (5-methyltetrahydrofolate)

L-5-Methyltetrahydrofolate (active folate)

Likely Safe 1,800 PubMed studies PubChem 135398561 ↗

Contraindications & warnings

No UMFA accumulation. Bypasses MTHFR. Does not mask B12 deficiency like folic acid. Same drug interaction with methotrexate. Generally superior and safer than folic acid, particularly for MTHFR polymorphism carriers.

About

Biologically active methylated folate form. Absorbed as-is without MTHFR conversion. Preferred for individuals with MTHFR polymorphisms.

Mechanism of action

Acts on cellular signalling pathways relevant to the documented clinical indications. Contains bioactive compounds with enzyme-modulating, receptor-binding, or antioxidant properties studied in peer-reviewed literature.

Safety by population

Population Safety rating Max safe dose
General Likely safe
Pregnancy Likely safe
Elderly Likely safe

Effectiveness

No peer-reviewed clinical trial data found for this ingredient.

Medical disclaimer: This information is for educational purposes only. It does not constitute medical advice. Always consult a qualified healthcare professional before taking any supplement or changing your medication.

Data by supplement.ge — Public Health Institute of Georgia (PHIG)