11. Best bulk buy: Naked Nutrition Micellar Casein Protein Powder

This protein powder only contains one ingredient, micellar casein. This ingredient can aid with muscle recovery if a person consumes it after exercise.
The protein powder does not contain any additives or artificial sweeteners. However, it contains dairy and gluten.
Each 2-scoop serving contains:
- 110 calories
- 0 g of fat
- 20 mg of cholesterol
- 0 g of carbohydrates
- 0 g of sugar
- 26 g of protein
Each 5 lb jar costs $99.99. However, people can subscribe and save, paying $79.99 per jar.
12. Best for vegans: Garden of Life MD Protein Fit

This vegan protein powder is free from soy, GMO, and peanuts. The chocolate flavoring is Fair Trade, and the company claims it is carbon neutral.
This powder contains green coffee beans, oat beta-glucans, probiotics, olive leaf, and coconut. The protein comes from ancient, sprouted barley. However, it is higher in carbohydrates than the other options on this list.
Each 2-scoop serving contains:
- 200 calories
- 4 g of fat
- 140 mg of sodium
- 29 g of carbohydrates
- 2 g of sugar
- 20g of protein
Each jar costs $39.99.