Methylene Blue Capsules, 60x20mg – USP Pharmaceutical Grade – USA Manufacturer

Methylene Blue Capsules in pharmaceutical grade quality. USP grade methylene blue with ≥98.5% purity for clinical or research use. Our product is tested for heavy metals, microbial content, and residual solvents. Always use USP-grade methylene blue to avoid impurities. Proud American company delivering true methylene blue.