22. Protein Bars

Protein Bars

Calories per serving: 150-250, varies by type of bar

Protein bars can also help you gain weight, mainly due to the ingredients within them.

You need to be careful about what kind of protein or energy bar you choose, though, because they may have a lot of sugar as well.

Most of all, make sure you choose one with plenty of protein per serving, because good proteins aid in healthy weight gain.

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