This statement is under construction! Proofless. Absent NCBI evidences.
Excluded from maps due to ValidityScore < 1.0. Better proofs needed.

soybeans contain around 8.8 mg of it per cup, or 49% of the RDI.
(natto, a fermented soybean product, offers 15 mg, or 83% of the RDI)

Proofless opinion of Insider BiohackerPRO ranked who added it 1 year ago on Mar 16, 2020