Methylene Blue Buying Guides

We tested 8 methylene blue supplements ranked specifically for first-time users. The 5mg precision-dosed NooBlue capsules win for safe, easy entry with USP-grade purity and verified COA.

Andrew Huberman has discussed methylene blue on his podcast and the standards he raises are clear: USP purity, verified COA, precise dose. We ran 8 of the most-bought MB brands through those criteria.