Source Naturals, Smilax Sarsaparilla Extract, 2 oz Brain Function BioPerine is a pure form

BioPerine is a pure form of piperine

stronger blood vessel walls

1 tablet 1 to 3 times daily

also called riboflavin phosphate

Source Naturals, Smilax Sarsaparilla Extract, 2 oz Brain Function BioPerine is a pure formSmilax, also known as sarsaparilla, is a popular herbal extract. Packaging 2 fluid ounces Suggested Use 15 drops under the tongue, 30 to 45 minutes before workouts. Ingredients Sarsaparilla Root Extract (Smilax officinalis and Smilax medica) 1. 2 ml Other Ingredients: purified water and grain alcohol (45%). About Source Naturals Source Naturals was created in 1982 to support each individual's potential to enjoy optimal health. Source Naturals'