View cart “TB-500 (10 mg)” has been added to your cart. Methylene Blue$33.99 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 Dutasteride $39.99 Add to cart Finasteride $36.99 Add to cart Yohimbine HCL $19.99 Add to cart Isotretinoin $49.99 Add to cart