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5 Best High Calorie Bars for Weight Gain

If you’re on a mission to gain weight, high-calorie bars for weight gain could be the key ingredient you’ve been looking for. In today’s fast-paced world, these nutritious and convenient bars can help you effortlessly increase your daily calorie intake.

This comprehensive review is specifically designed for individuals who want to gain weight and are wondering, “What protein bars are good for weight gain?” or “Which are the best protein bars for weight gain?”

5 Best weight gain bars

Whether you’re an athlete, bodybuilder, or someone with a fast metabolism struggling to put on weight, these compact, nutrient-dense bars can be a game-changer. They offer an easy and efficient way to supplement your meals, refuel post-workout, or snack on the go.

I’ve thoroughly researched and reviewed the top 5 weight gain bars available on the market, considering a variety of factors, including calorie content, macronutrient balance, quality of ingredients, taste, brand reputation, consumer reviews, dietary needs, and cost. So let’s dive in!

Criteria for Selection

The goal of this review is to find the best protein bars for weight gain. With so many products on the market, it can be challenging to decide which are the most effective and offer the best value. To simplify this process, I used the following criteria to select and review the bars:

A range of different weight gain bars unpackaged on a counter top

1. High Calorie Content: Given that this review is specifically aimed at those looking to gain weight, a high-calorie content was a primary selection factor. Each bar had to contain a substantial amount of calories to help meet higher daily intake goals.

2. Balanced Macronutrient Profile: A good weight gain bar should have a good balance of proteins, carbs, and fats. Proteins are essential for muscle growth and repair, carbohydrates provide energy, and fats are vital for various bodily functions, including hormone production.

3. Quality of Ingredients: The bars chosen are made from high-quality, nutritious ingredients. While some bars are more natural and organic than others, I ensured that each selected bar did not rely on overly processed ingredients or fillers.

4. Taste and Texture: These bars are meant to be consumed regularly, so they need to be palatable. Taste is subjective, but I tried to include bars with generally positive reviews for taste and texture.

5. Brand Reputation: I considered the reputation of the brand to ensure reliability and quality. Each of the brands in the review has a strong track record in the nutrition and health industry.

6. Consumer Reviews: Consumer reviews and feedback were taken into account to gain insights into the effectiveness of the bars, taste, and overall user satisfaction.

7. Dietary Needs: I aimed to include bars that catered to a variety of dietary needs, such as vegan, gluten-free, and organic options, to ensure a wide range of readers could find a suitable option.

8. Cost: Finally, cost-effectiveness was considered. While some bars might be slightly more expensive, the price was compared with nutritional value, ingredient quality, and overall effectiveness for weight gain.

5 Best High Calories Bars for Weight Gain

Nutrition information was correct at the time of writing and is subject to change.

1. MET-Rx Big 100 Colossal Protein Bars

For those who enjoy a multi-use weight gain bar, the MET-Rx Big 100 Colossal Protein Bars could be your go-to choice. Loaded with protein and carbohydrates, these bars serve as excellent post-workout fuel.

They’re high in calories and packed with essential vitamins and minerals like zinc and iron, aiding in both muscle recovery and overall health. The high protein and calorie count make them ideal high calorie bars for gaining weight.


  • Calories: 410
  • Protein: 30g
  • Carbohydrates: 47g
  • Fiber: 3g
  • Total Sugars: 28g
  • Fat: 12g

2. Gatorade Whey Protein Recover Bars

Gatorade’s Whey Protein Recover Bars are designed specifically for post-workout nutrition. Their high protein and sugar content helps repair muscles and replenish glycogen levels, ensuring you recover optimally after intense training.

The lack of fiber ensures these nutrients are absorbed swiftly, making these a great protein bar for weight gain post-exercise.


  • Calories: 330
  • Protein: 20g
  • Carbohydrates: 43g
  • Fiber: 0g
  • Total Sugar: 28g
  • Fat: 10g

3. Perfect Bar Coconut Peanut Butter Protein Bar

For those who prioritize natural ingredients in their mass gainer bars, the Perfect Bar Coconut Peanut Butter Protein Bar fits the bill.

Crafted with only organic ingredients, these bars are a delicious and clean way to up your calorie intake. With a good balance of protein, carbohydrates, and fats, this bar is perfect for those who want to gain weight healthily.


  • Calories: 340
  • Protein: 16g
  • Carbohydrates: 25g
  • Fibre: 4g
  • Total Sugars: 19g
  • Fat: 21g

4. Clif Builders Protein Bars

If you’re someone who likes variety in your diet, Clif Builders Protein Bars offer seven unique flavors to keep things exciting. Even though they are slightly lower in calories compared to other bars on this list, their well-rounded nutrient profile and affordability make them an excellent choice.

These bars can serve as a good source of energy and protein throughout the day, making them effective high calorie protein bars for weight gain.


  • Calories: 290
  • Protein: 20g
  • Carbohydrates: 29g
  • Fiber: 2g
  • Total Sugars: 17g
  • Fat: 11g

5. GoMacro MacroBar Organic Vegan Protein Bars

GoMacro’s MacroBar is an excellent vegan-friendly weight gain bar. It’s filled with complex carbs, fiber, healthy fats, and a decent amount of protein, providing steady energy throughout the day.

If you prefer plant-based nutrition or have specific dietary restrictions, these bars can help you meet your weight gain goals while adhering to your dietary needs.


  • Calories: 270
  • Protein: 12g
  • Carbohydrates: 35g
  • Fiber: 3g
  • Total Sugars: 13g
  • Fat: 9g

Frequently Asked Questions (FAQs)

How often should I consume these weight gain bars?

This largely depends on your individual caloric needs for weight gain. These bars are often best used as a supplement to meals, not a replacement. Consuming them as a snack between meals, pre-workout for energy, or post-workout for recovery is usually the best time.

Can these bars replace meals in my diet?

While these bars are high in calories and rich in nutrients, they shouldn’t be used as a replacement for balanced, whole-food meals. They are best used as a supplement to a healthy diet, providing extra calories and nutrients where needed.

I have dietary restrictions. Can I still consume these bars?

Many weight gain bars cater to various dietary restrictions. For example, the GoMacro MacroBar is vegan and gluten-free. However, always check the ingredient list and nutritional information to ensure the bar meets your specific dietary needs.


Choosing the best protein bars for weight gain largely depends on your individual taste preferences, dietary needs, and fitness goals. From the high calorie and nutrient-packed MET-Rx Big 100 Colossal Protein Bars, to the natural and organic Perfect Bar, to the vegan-friendly GoMacro MacroBar, there’s a weight gain bar to meet everyone’s needs.

Remember, these bars are tools to supplement your overall diet and exercise routine. It’s crucial to maintain a balanced diet and exercise regimen to ensure healthy and sustainable weight gain.

Want to explore further resources for your weight gain journey?

Person eating a high calorie protein bar in their gym gear

For a deeper dive into effective weight gain strategies, check out my comprehensive guide on Weight Gain Tips. If you’re looking for motivation or want to understand real-life experiences, you may find these Weight Gain Stories inspiring and informative.

In some cases, you may want to consider dietary supplements for weight gain. My review on Weight Gain Pills provides a comprehensive look at this option.

Remember, everyone’s journey to weight gain is unique. Ensure to listen to your body’s needs and tailor your approach to fit your specific goals. Happy bulking!

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