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Optimal Human Methylene Blue Capsules deliver 10mg of pure USP Grade methylene blue per capsule. 60-day supply. No dropper, no blue tongue, no spill.* 10mg USP per capsule 60 capsules · 60-day supply No dropper · No blue tongue Cellular energy · Brain function* Made in USA · Third-Party Tested
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🇺🇸 Ship from USA · On Agora since 2026
$39.99