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Quantity
1
One time purchase
$39.99
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$29.99$39.99
Delivers every 30 days
Optimal Human Methylene Blue Capsules deliver 10mg of pure USP Grade Methylene Blue per capsule in a convenient 60-capsule, 60-day supply. Made in the USA and third-party tested, they offer a clean capsule format with no dropper, no blue to...
Reviews
4.5
13 ratings
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1
Everything came as said👍
T
Thomas · February 22, 2026
No bad taste or dyed tongue but it seems to help the brain and energy
M
Michael · December 30, 2025
The capsules are so much better than the droplets (no staining of anything!!).