10 Best Nutritious Weight Gain Smoothies to Boost Your Calorie Intake

Gaining weight, particularly healthily and sustainably, can be as challenging as losing weight.

For those who struggle with a fast metabolism, increased activity levels, or specific dietary needs, finding the right balance of nutrient-rich, calorie-dense foods is crucial.

This is where smoothies come in as a powerful tool.

Packed with various healthy ingredients, weight gain smoothies offer an easy and delicious way to add extra calories and nutrients to your diet.

Below, you’ll find a detailed guide to 10 of the best weight gain smoothies, complete with how they contribute to weight gain, ingredients, directions to make them, and calorie information.

10 Best Nutritious Weight Gain Smoothies to Boost Your Calorie Intake

1. Peanut Butter Banana Smoothie

Peanut butter is high in healthy fats and protein, essential for building muscle and increasing overall calorie intake. The banana adds natural sweetness and carbs, making this smoothie both satisfying and nutritious.

Calories: ~500

Ingredients:

• 1 banana
• 2 tbsp peanut butter
• 1 cup whole milk or almond milk
• 1 tbsp honey
• 1 scoop protein powder (optional)

Directions:

1. Add the banana, peanut butter, milk, honey, and protein powder (if using) to a blender.
2. Blend until smooth and creamy.
3. Pour into a glass and enjoy immediately.

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2. Avocado Chocolate Smoothie

Avocado is rich in healthy fats and calories, making it an excellent base for a weight gain smoothie. The addition of chocolate and banana creates a creamy, indulgent treat that’s also high in nutrients.

Calories: ~600

Ingredients:

• 1 ripe avocado
• 1 banana
• 1 cup chocolate almond milk
• 2 tbsp cocoa powder
• 1 tbsp honey

Directions:

1. Scoop the avocado flesh into a blender.
2. Add the banana, chocolate almond milk, cocoa powder, and honey.
3. Blend until smooth and creamy.
4. Serve immediately, chilled.

3. Berry Oatmeal Smoothie

Oats are a great source of complex carbohydrates, which provide long-lasting energy and help increase calorie intake. The mixed berries add antioxidants and natural sugars, making this smoothie a balanced option for weight gain.

Calories: ~450

Ingredients:

• 1/2 cup rolled oats
• 1 cup mixed berries (fresh or frozen)
• 1 banana
• 1 cup whole milk or almond milk
• 1 tbsp honey

Directions:

1. Blend the rolled oats first to break them down into a fine powder.
2. Add the berries, banana, milk, and honey to the blender.
3. Blend until smooth.
4. Pour into a glass and enjoy.

4. Mango Coconut Smoothie

Mangoes are high in natural sugars and carbs, while coconut milk adds healthy fats and calories. This tropical smoothie is both refreshing and calorie-dense, perfect for a weight gain diet.

Calories: ~550

Ingredients:

• 1 ripe mango, peeled and chopped
• 1/2 cup coconut milk
• 1/2 cup Greek yogurt
• 1 tbsp honey
• 1 tbsp chia seeds

Directions:

1. Combine the mango, coconut milk, Greek yogurt, honey, and chia seeds in a blender.
2. Blend until smooth and creamy.
3. Serve immediately, garnished with extra chia seeds if desired.

5. Chocolate Almond Butter Smoothie

Almond butter is a great source of healthy fats and proteins, while chocolate adds extra calories and flavor. This smoothie is a delicious way to add more calories to your diet.

Calories: ~550

Ingredients:

• 2 tbsp almond butter
• 1 banana
• 1 cup chocolate almond milk
• 1 tbsp cocoa powder
• 1 scoop chocolate protein powder (optional)

Directions:

1. Place the almond butter, banana, chocolate almond milk, cocoa powder, and protein powder (if using) in a blender.
2. Blend until smooth.
3. Pour into a glass and enjoy a rich, indulgent treat.

6. Blueberry Greek Yogurt Smoothie

Greek yogurt is high in protein and healthy fats, while blueberries add antioxidants and natural sweetness. This smoothie is thick, creamy, and perfect for a healthy weight-gain snack.

Calories: ~400

Ingredients:

• 1 cup Greek yogurt
• 1/2 cup blueberries (fresh or frozen)
• 1 banana
• 1 tbsp honey
• 1/2 cup whole milk or almond milk

Directions:

1. Combine Greek yogurt, blueberries, banana, honey, and milk in a blender.
2. Blend until smooth and creamy.
3. Serve immediately, chilled.

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7. Strawberry Banana Protein Smoothie

Strawberries and bananas provide a good balance of carbs and natural sugars, while the protein powder boosts the protein content, helping with muscle gain and recovery.

Calories: ~450

Ingredients:

• 1 cup strawberries (fresh or frozen)
• 1 banana
• 1 scoop vanilla or strawberry protein powder
• 1 cup whole milk or almond milk
• 1 tbsp honey

Directions:

1. Add strawberries, banana, protein powder, milk, and honey to a blender.
2. Blend until smooth.
3. Pour into a glass and enjoy immediately.

8. Chocolate Peanut Butter Protein Smoothie

This smoothie is loaded with protein and healthy fats from peanut butter and protein powder, making it ideal for those looking to build muscle and gain weight.

Calories: ~600

Ingredients:

• 2 tbsp peanut butter
• 1 banana
• 1 cup chocolate almond milk
• 1 scoop of chocolate protein powder
• 1 tbsp honey

Directions:

1. Combine peanut butter, banana, chocolate almond milk, protein powder, and honey in a blender.
2. Blend until smooth and creamy.
3. Serve immediately as a post-workout treat.

9. Tropical Pineapple Smoothie

Pineapple and coconut milk provide a tropical flavor and add healthy calories, while Greek yogurt boosts the protein content, making this a refreshing and nutritious option.

Calories: ~450

Ingredients:

• 1 cup pineapple chunks (fresh or frozen)
• 1/2 cup coconut milk
• 1/2 cup Greek yogurt
• 1 banana
• 1 tbsp honey

Directions:

1. Place pineapple, coconut milk, Greek yogurt, banana, and honey in a blender.
2. Blend until smooth and creamy.
3. Pour into a glass and enjoy chilled.

10. Banana Nutella Smoothie

Nutella is rich in calories and fats, and when combined with bananas and milk, this smoothie becomes a calorie-dense treat that’s hard to resist.

Calories: ~600

Ingredients:

• 2 tbsp Nutella
• 1 banana
• 1 cup whole milk or almond milk
• 1 tbsp honey
• 1 scoop chocolate protein powder (optional)

Directions:

1. Add Nutella, banana, milk, honey, and protein powder (if using) to a blender.
2. Blend until smooth.
3. Serve immediately as a decadent and satisfying smoothie.

11. Banana Almond Smoothie

Almonds are a great source of healthy fats, proteins, and calories, while bananas add natural sugars and carbs to this creamy smoothie. It’s a perfect combination for those looking to increase their calorie intake in a nutritious way.

Calories: ~500

Ingredients:

• 1 banana
• 2 tbsp almond butter
• 1/2 cup whole almonds (soaked overnight if possible)
• 1 cup whole milk or almond milk
• 1 tbsp honey
• 1/2 tsp vanilla extract (optional)
• 1 scoop vanilla protein powder (optional)

Directions:

1. If using whole almonds, soak them overnight to soften (optional step).
2. Add the banana, almond butter, soaked almonds, milk, honey, vanilla extract, and protein powder (if using) to a blender.
3. Blend until smooth and creamy.
4. Pour into a glass and enjoy immediately.

This smoothie is rich in flavor and provides a balanced mix of fats, proteins, and carbs to support healthy weight gain.

Final Thoughts: