Peptide Atlas · Vitamin

L-Methylfolate (5-MTHF, active folate)

5-methyltetrahydrofolate (5-MTHF) is the main naturally circulating folate; unlike synthetic folic acid, it is well absorbed when stomach pH is altered and does not depend on the MTHFR enzyme, so it bypasses that genetic defect.

established

provisional
PubChem 135398561
2 citations
0 discussions
0 followers
5-MTHF
L-5-methyltetrahydrofolate
Metafolin/Quatrefolic (salt brands)
active folate
levomefolic acid
vitamin B9 active form

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What the evidence says

six tiers, never blended

established — replicated in humans, or settled by a regulator

every claim resolves to its source

All 2 citations resolve to their original source. · 0 posts naming it, 0 members counted once each.

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Negative findings

failure is information

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