WHAT IS DIET PLANT PROTEIN? PhD Diet Plant Protein is a plant-based version of the UKs best Diet Whey, but with the same great formulation and taste, mixability and effectiveness. Diet Plant is a high-protein plant protein shake that targets fat loss and helps to maintain a lean physique. High protein content from plant sources helps maintain lean muscle with effective and popular fat loss targeting ingredients, such as CLA, green tea and L-carnitine. Diet Plant provides the ideal nutritional ratio to support your physique goals. Now available in new 100% recyclable packs too. PhD Nutrition Diet Plant Protein Powder Salted Caramel 500G in Light Brown Size: 1kg