A weight gain diet plan focuses on increasing calorie intake through balanced, nutrient-dense meals. It emphasizes high-protein foods, healthy fats, and complex carbohydrates to support muscle growth and overall health. Frequent meals, calorie-rich snacks, and strength training complement the process. Key foods include nuts, dairy products, lean meats, whole grains, and avocados. Prop... https://www.health-total.com/weight-loss-articles/best-healthy-diet-plan-for-weight-gain-you-should-follow/