A trusted source and product, OG I have been taking this for maybe 4 years now. As a prevention supplement. This is the first time i get it from Amazon. Timely delivery, great product and trusted brand.
_{By Amazon, NV on 6/6/2021}

Great Product!, Matti Cook-Smith Love this product for its anti viral benefits.
_{By Amazon, NV on 5/11/2021}

It’s impossible to go wrong with this brand, MsLeah Though I take calcium and vitamin D, I also take lysine to maximize absorption.
_{By Amazon, NV on 4/16/2021}

Doesn’t upset stomach, Tmhmk911 So far so good
_{By Amazon, NV on 1/25/2021}