No, there is no side effects from long term use of Plant Protein Powder by Näck.
Our plant protein powder is completely natural and free from: gluten, lactose, sugar, soy, GMO, fillers and preservatives. It is easily tolerated and digested, and a great alternative for people experiencing bloating or discomfort after consuming for example whey protein. If you are allergic to any of the ingredients on the label, in this case, yellow peas and rice, you should not consume the product.