Bests & Worsts Reviews from Amazon

Whey protein concentrate is garbage 'Amino Spiking' protein. It is worse than useless when you consider the estrogenic compounds and other heavy metals and toxins they put in this mixture. Find one study that proves this does anything to help you gain muscle mass, The "protein" slurry is not even absorbed into your body. This is a complete waste and I was a fool buy it. You will never see pro bodybuilders using this garbage. Do some research and save your money.