All the Best and Worst Ways to Use Protein Powder - Lifehacker

In a smoothie? Great. In mashed potatoes?? We have questions.

Protein is an important macronutrient. If you lift, you need it to build muscle. If you run a lot, you need it to keep from losing muscle. If you diet, it helps to nourish your body even when youre l… [+4188 chars]

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