Easy additions to meals and snacks, nuts and nut butter are loaded with healthy fats and calories.
Oily fish are high in healthy fats and high-quality, muscle-building proteins.
Sweetened without the sugar and dense calories, dried fruits are great for snacking to promote weight gain.
Great collection of carbs, mostly when coupled with proteins or healthy spreads.
Avocados can simply increase your calorie intake as they pack fats and beneficial nutrients.
Perfect snacking on the go fare, these are tasty little items for stacking up eco-calories quickly.
Dark chocolate rich in antioxidants and calories is quite a sweet and healthified treat for weight gain.
It is a protein- and fat-rich food to make meals tastier and calorically denser.
A very nutrient-rich food, eggs provide great protein and fats, making them the choice food for muscle-building and healthy weight gain.