Testogen When you lose weight your base metabolic rate goes down(base calories burned). Ramadan is a chance for Muslims to cleanse” their diet from bad eating habits and and begin a... Testogen () Supplement Review.. This combined with the Testogen derived from a Testogen diet, is sure to vastly improve cardiovascular health and function. The Testogen diet is a new form of dieting where low carbohydrate, adequate protein and high fats are consumed. Some common foods on this type of diet are meats, leafy greens, vegetables that grow above the ground like broccoli and cauliflower, high fat dairy like cheeses and butter, nuts and seeds, berries, and other fats.