What is Vegan Diet Meal Replacement Extreme? Vegan Diet Meal Replacement Extreme is a low calorie mean replacement shake, designed to support dieting and weight loss. Its high in protein, packing up to 25g per serving from 5 different plant-based sources, all whilst containing as little as 200 calories. Weve even boosted it with an essential Vitamin and Mineral blend containing 22 vitamins and minerals to help support your immune system and fight fatigue alongside Green Tea, L-Carnitine and MCT Powder derived from coconut. Our core blend of 5 plant-based proteins have been hand-picked to provide an optimised balance of fast and slow release proteins to drip feed your body with the protein it needs for muscle growth and repair.