Folate

2 brands compared · cheapest first

Life ExtensionBest value

Optimized Folate (L-Methylfolate) 1700 mcg DFE

1,700 mcg DFE methylfolate · 100 tablets

$11.25for 100 doses

$0.113per dose

$0.000066 / mcg

Best value by 4-5x per mcg. 1700mcg DFE = 1000mcg L-methylfolate. High-potency 8500mcg version (B00V756QFK, $13.50) for deficiency.

Thorne

5-MTHF (Methylfolate) 1 mg

1,000 mcg L-methylfolate · 60 capsules

$24.00for 60 doses

$0.400per dose

$0.0004 / mcg

Quatrefolic L-methylfolate form (active, MTHFR-safe). 1mg = highest commonly available dose.

Note

Pure Encapsulations sells folate (Folic Acid 5,000 mcg, also Folate 400) — search PE-specific. PE methylfolate runs ~$22 / 60 caps.