If you're looking for a folate supplement your body can actually use, this delivers 1,000 mcg of **Methylfolate** in the Quatrefolic form — the bioactive version that skips the conversion steps synthetic folic acid requires. That's well above the 400–800 mcg clinical range, giving you a full effective dose in a single tablet.

The Quatrefolic form matters more than the dose itself. Up to 40% of people carry MTHFR gene variants that impair folic acid conversion, making methylfolate the only reliable option for maintaining healthy folate levels. You're getting the premium form here, which is especially relevant if you're supporting methylation, prenatal health, or homocysteine management.

The one thing to note: at 1,700 mcg DFE, this exceeds the tolerable upper intake for synthetic folic acid. That threshold was set for folic acid specifically, not methylfolate, but if you're stacking this with a multivitamin that also contains folate, keep your total intake in mind.

BioStacks
NOW

Methyl Folate, 1,000 mcg, 180 Tablets

Tablet · 180 servings · $0.15/serving

85 / 100Excellent

Score Breakdown

Formulation
100
Safety
85
Final score
85/100

Ingredients (1)

Folate1700 mcg DFE

Optimal dose · Premium form

Label Nutrition Facts

Other Ingredients

Fillers, coatings, and additives

3Safe

Silicon DioxideAnti-caking

Safe

Microcrystalline CelluloseBinder

Safe

Stearic AcidLubricant

Safe

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.