12 Best Protein Smoothie Recipes for Healthy Weight Gain and Muscle Growth

If you’re looking to add calories and quality protein to your diet without spending hours in the kitchen, these twelve protein smoothie recipes deliver both flavor and convenience. Each blend combines wholesome ingredients like fruits, oats, nuts, and dairy or plant‑based proteins to support healthy weight gain and muscle growth. From classic chocolate‑peanut butter to a refreshing mango twist, the collection covers sweet, fruity, green, and even coffee‑infused options. Pick a recipe that matches your taste and schedule, then blend it up for a nutritious shake that fuels workouts, recovery, or a bedtime snack.

For guidance on balancing food groups across the day, see the NHS Eatwell Guide.

How Protein Smoothie Recipes Help With Healthy Weight Gain and Muscle Growth

Protein smoothie recipes provide a convenient way to increase both calorie intake and essential amino acids, which are vital for muscle repair and growth. By blending protein‑rich bases with carbohydrates and healthy fats, you create a balanced drink that supports recovery after training and helps maintain a positive energy balance for steady weight gain.

12 Best Protein Smoothie Recipes for Healthy Weight Gain and Muscle Growth

1. Chocolate Peanut Butter Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) whole milk
• 1 scoop (about 30 g) chocolate whey protein powder
• 2 tablespoons (32 g) peanut butter
• 1 medium banana, frozen
• 1 tablespoon (8 g) cocoa powder
• ½ cup (60 g) ice cubes

Instructions:
Add milk, protein powder, peanut butter, frozen banana, cocoa powder, and ice to a blender. Blend on high for 30‑45 seconds until smooth. Pour into a glass and enjoy immediately.

2. Banana Oat Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) milk (or almond milk)
• 1 scoop (30 g) vanilla whey protein powder
• ½ cup (40 g) rolled oats
• 1 medium banana
• 1 teaspoon (5 ml) honey
• ¼ teaspoon ground cinnamon
• ½ cup (60 g) ice

Instructions:
Combine all ingredients in a blender and process until smooth, about 30 seconds. Serve chilled.

3. Strawberry Greek Yogurt Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) plain Greek yogurt (full fat)
• 1 scoop (30 g) strawberry whey protein powder
• 1 cup (150 g) fresh strawberries, hulled
• ½ cup (120 ml) orange juice
• 1 tablespoon (15 ml) lemon juice
• ½ cup (60 g) ice

Instructions:
Place yogurt, protein powder, strawberries, juices, and ice in a blender. Blend until creamy, roughly 40 seconds. Pour and enjoy.

4. Berry Blast Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) milk
• 1 scoop (30 g) mixed berry protein powder
• ½ cup (75 g) mixed frozen berries (strawberries, blueberries, raspberries)
• ¼ cup (30 g) rolled oats
• 1 tablespoon (10 g) chia seeds
• ½ cup (60 g) ice

Instructions:
Add all ingredients to a blender. Blend on high for 30‑40 seconds until smooth. Drink right away.

5. Coffee Protein Smoothie Recipe for Energy

Ingredients:

• 1 cup (240 ml) cold brewed coffee, chilled
• 1 scoop (30 g) vanilla whey protein powder
• ½ banana, frozen
• 1 tablespoon (15 ml) maple syrup
• ¼ teaspoon vanilla extract
• ½ cup (60 g) ice

Instructions:
Blend coffee, protein powder, frozen banana, maple syrup, vanilla extract, and ice until smooth, about 30 seconds. Serve immediately for a morning pick‑me‑up.

6. Mango Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) coconut milk
• 1 scoop (30 g) unflavored or vanilla protein powder
• 1 cup (165 g) mango chunks, frozen
• ½ banana
• 1 tablespoon (10 g) shredded coconut (optional)
• ½ cup (60 g) ice

Instructions:
Combine coconut milk, protein powder, frozen mango, banana, coconut, and ice in a blender. Blend until smooth, about 35 seconds. Enjoy chilled.

7. Peanut Butter Banana Weight Gain Smoothie Recipe

Ingredients:

• 1 cup (240 ml) whole milk
• 2 scoops (60 g) chocolate whey protein powder
• 2 tablespoons (32 g) peanut butter
• 1 medium banana
• ¼ cup (30 g) rolled oats
• 1 tablespoon (15 ml) honey
• ½ cup (60 g) ice

Instructions:
Place all ingredients in a blender. Blend on high for 40‑45 seconds until thick and creamy. Pour into a large glass and consume promptly.

8. Green Protein Smoothie Recipe With Spinach

Ingredients:

• 1 cup (240 ml) unsweetened almond milk
• 1 scoop (30 g) vanilla whey protein powder
• 1 cup (30 g) fresh spinach leaves
• ½ banana
• ¼ avocado
• 1 tablespoon (10 g) chia seeds
• ½ cup (60 g) ice

Instructions:
Add almond milk, protein powder, spinach, banana, avocado, chia seeds, and ice to a blender. Blend until smooth, about 40 seconds. Serve immediately.

9. Chocolate Avocado Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) milk
• 1 scoop (30 g) chocolate whey protein powder
• ½ ripe avocado
• 1 tablespoon (8 g) cocoa powder
• 1 teaspoon (5 ml) honey
• ½ cup (60 g) ice

Instructions:
Blend milk, protein powder, avocado, cocoa powder, honey, and ice until smooth, roughly 35 seconds. Enjoy as a rich, creamy treat.

10. High-Calorie Protein Smoothie Recipe for Weight Gain

Ingredients:

• 1 cup (240 ml) whole milk
• 2 scoops (60 g) vanilla whey protein powder
• ¼ cup (60 g) peanut butter
• ½ cup (120 g) full‑fat cottage cheese
• 1 medium banana
• ¼ cup (30 g) rolled oats
• ½ cup (60 g) ice

Instructions:
Combine all ingredients in a blender. Blend on high for 45‑50 seconds until very smooth. Drink slowly to maximize calorie absorption.

11. Vegan Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) soy milk (or pea protein milk)
• 1 scoop (30 g) pea protein powder, vanilla
• ½ cup (60 g) frozen mixed berries
• ½ banana
• 1 tablespoon (10 g) almond butter
• 1 teaspoon (5 ml) agave syrup
• ½ cup (60 g) ice

Instructions:
Place soy milk, protein powder, berries, banana, almond butter, agave, and ice in a blender. Blend until smooth, about 35 seconds. Serve cold.

12. Bedtime Casein Protein Smoothie Recipe

Ingredients:

• 1 cup (240 ml) milk
• 1 scoop (30 g) casein protein powder, vanilla
• ½ banana
• ¼ cup (30 g) rolled oats
• ½ teaspoon (2.5 ml) cinnamon
• ½ cup (60 g) ice

Instructions:
Add milk, casein powder, banana, oats, cinnamon, and ice to a blender. Blend until smooth, roughly 40 seconds. Consume 30‑60 minutes before bed for overnight muscle support.

Best Time to Drink Protein Smoothie Recipes for Muscle Growth

Protein Smoothie Recipes Before Workout

Drinking a smoothie 30‑60 minutes before exercise provides readily available carbs and amino acids to fuel performance. Choose recipes with a banana or oats for extra glycogen support.

Protein Smoothie Recipes After Workout

Within 30 minutes post‑workout, a protein smoothie helps kick‑start muscle repair. Opt for faster‑digesting whey‑based blends with fruit to replenish glycogen stores.

Protein Smoothie Recipes Before Bed

A casein‑rich smoothie taken 30‑60 minutes before sleep supplies a slow‑release protein source, reducing overnight muscle breakdown. The Bedtime Casein Protein Smoothie Recipe is ideal for this purpose.

Final Thoughts

These twelve protein smoothie recipes give you flexible, tasty options to support healthy weight gain and muscle growth. Try a few that suit your schedule, tweak the ingredients to your liking, and enjoy the convenience of a nutrient‑dense shake. Looking for more ways to boost your protein intake? Check out our high‑protein snack ideas for easy between‑bite options. Which recipe will you try first?