Eat Dark Chocolate (7/10)

In your diet, to gain weight, you need a calorie boost, and there is no better choice than the dark chocolate. It’s filled with cocoa content of at least 70%; it is full of antioxidants that benefit our health. 

Small quantities of dark chocolate can provide you with high calories. 

You can also use cocoa powder to your smoothies or yogurt to increase antioxidants.