Nutrition & Supplements Nutrition Overview: How Diet Affects Testosterone Levels Discover how fats, carbs, protein, and key nutrients influence testosterone naturally Fats and Testosterone Your testosterone depends more on fat type than you think Protein and Testosterone How much is sufficient, and which protein types are best? Carbohydrates and Testosterone When low-carb is beneficial — and when it can be harmful Micronutrients and Testosterone Which vitamins and minerals are crucial for testosterone