Cognitive

Focus, memory, mood and sleep.

Methylene blue at 10mg, the middle strength. A blue dye that has been used in medicine for over a century, now taken by

Methylene blue at 15mg, a step up from the 10mg capsule. Your doctor decides which strength fits you.

Methylene blue at 25mg, the strongest capsule we carry. Your doctor decides whether this strength makes sense for you.

Methylene blue at 5mg, the gentlest strength. A common starting point for people new to it.