1: Lean beef: High in protein, iron, and B-vitamins, lean beef is a great choice for muscle gain.

2: Chicken breast: Low in fat and high in protein, chicken breast is a staple for building muscle.

3: Greek yogurt: Packed with protein and probiotics, Greek yogurt supports muscle growth and recovery.

4: Cottage cheese: Rich in casein protein, cottage cheese is a slow-digesting option for muscle building.

5: Salmon: Full of omega-3 fatty acids and protein, salmon promotes muscle growth and heart health.

6: Black beans: A vegetarian protein source, black beans provide fiber and muscle-building amino acids.

7: Quinoa: A complete protein with all nine essential amino acids, quinoa aids in muscle repair.

8: Tofu: A plant-based protein, tofu is versatile and supports muscle growth and recovery.

9: Lentils: High in protein and fiber, lentils are a nutrient-dense option for muscle gain.