View cart “Levothyroxine (T4)” has been added to your cart. Phenibut HCL (powder)$44.99 50 grams (powder) For Research Purposes Only Not For Human Consumption Out of stock SKU: Phenibut HCL-powder-50-grams Categories: Anxiolytics / Muscle Relaxers, Research Chemicals Related products Yohimbine HCL $19.99 Add to cart Raloxifene $45.99 Add to cart Isotretinoin $49.99 Add to cart Ketotifen $30.99 Add to cart