Methylene Blue$29.99 10 mg/ml *** For Research Purposes Only/ Not For Human Consumption *** In stock Methylene Blue quantity Add to cart SKU: Methylene Blue Categories: Nootropics, Research Chemicals Related products F-Phenibut HCL (powder) $99.99 Read more Super Modafinil (S)-CE-123 $49.99 Read more RU58841 $59.99 Add to cart Tadalafil $39.99 Read more