Whey Protein

  1. Optimum Nutrition Gold Standard 100% Whey™ - French Vanilla Creme
    5 lb(s).
    Regular Price: $99.99
    Sale Price: $59.99
    Member Price: $59.99 Become a Member
    Free Shipping on Orders of $49 or More.
  2. Optimum Nutrition 100% Whey Gold Standard™ Double Rich Chocolate
    Optimum Nutrition 100% Whey Gold Standard™ Double Rich Chocolate
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  3. Optimum Nutrition 100% Whey Gold Standard™ French Vanilla Creme
    Optimum Nutrition 100% Whey Gold Standard™ French Vanilla Creme
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  4. Optimum Nutrition Gold Standard 100% Whey™ Naturally Flavored - Vanilla
    1.9 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  5. Optimum Nutrition Platinum Hydro Whey® - Chocolate Mint
    3.5 lb(s).
    Regular Price: $109.99
    Sale Price: $74.99
    Member Price: $69.99 Become a Member
    Free Shipping on Orders of $49 or More.
  6. Optimum Nutrition 100% Whey Gold Standard™ - Chocolate Peanut Butter
    3.31 lb(s).
    Regular Price: $85.99
    Sale Price: $49.99
    Member Price: $49.99 Become a Member
    Free Shipping on Orders of $49 or More.
  7. Optimum Nutrition 100% Whey Gold Standard™ Extreme Milk Chocolate
    Optimum Nutrition 100% Whey Gold Standard™ Extreme Milk Chocolate
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  8. Optimum Nutrition Gold Standard 100% Whey™ -  Birthday Cake
    Optimum Nutrition Gold Standard 100% Whey™ - Birthday Cake
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  9. Optimum Nutrition 100% Gold Standard Whey™ - Cake Batter
    5 lb(s).
    Regular Price: $99.99
    Sale Price: $59.99
    Member Price: $59.99 Become a Member
    Free Shipping on Orders of $49 or More.
  10. Optimum Nutrition 100% Whey Gold Standard™-  Delicious Strawberry
    Optimum Nutrition 100% Whey Gold Standard™- Delicious Strawberry
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  11. Optimum Nutrition 100% Whey Gold Standard™ Vanilla Ice Cream
    Optimum Nutrition 100% Whey Gold Standard™ Vanilla Ice Cream
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  12. Optimum Nutrition 100% Gold Standard Whey™ - Coffee
    5 lb(s).
    Regular Price: $99.99
    Sale Price: $59.99
    Member Price: $59.99 Become a Member
    Free Shipping on Orders of $49 or More.
  13. Optimum Nutrition 100% Whey Gold Standard™  - Cookies N' Cream
    Optimum Nutrition 100% Whey Gold Standard™ - Cookies N' Cream
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  14. Optimum Nutrition Gold Standard 100% Whey™ - Cake Donut
    Optimum Nutrition Gold Standard 100% Whey™ - Cake Donut
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $34.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  15. Optimum Nutrition 100% Whey Gold Standard - Chocolate Malt
    Optimum Nutrition 100% Whey Gold Standard - Chocolate Malt
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  16. Optimum Nutrition Natural 100% Oats & Whey - Vanilla Bean
    Optimum Nutrition Natural 100% Oats & Whey - Vanilla Bean
    3 lb(s)
    Regular Price: $49.99
    Sale Price: $34.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  17. Optimum Nutrition Gold Standard 100% Whey™ - Banana Cream
    Optimum Nutrition Gold Standard 100% Whey™ - Banana Cream
    2 lb(s).
    Regular Price: $49.99
    Sale Price: $29.99
    Member Price: $29.99 Become a Member
    Free Shipping on Orders of $49 or More.
  18. Optimum Nutrition 100% Whey Gold Standard™ - Delicious Strawberry
    10 lb(s).
    Regular Price: $169.99
    Sale Price: $149.99
    Member Price: $139.99 Become a Member
    Free Shipping on Orders of $49 or More.
  19. Optimum Nutrition Platinum Hydro Whey® - Red Velvet Cake
    3.5 lb(s).
    Price: $106.99
    Member Price: $69.99 Become a Member
    Free Shipping on Orders of $49 or More.
  20. Optimum Nutrition Platinum Hydro Whey® - Cookies and Cream Overdrive
    3.5 lb(s).
    Regular Price: $109.99
    Sale Price: $74.99
    Member Price: $69.99 Become a Member
    Free Shipping on Orders of $49 or More.
  21. Optimum Nutrition 100% Whey Gold Standard™ - Chocolate Coconut
    5 lb(s).
    Regular Price: $99.99
    Sale Price: $59.99
    Member Price: $59.99 Become a Member
    Free Shipping on Orders of $49 or More.
  22. Optimum Nutrition Lead the Whey at GNC Bundle
    Optimum Nutrition Lead the Whey at GNC Bundle
    3 Trial Sizes
    Price: $29.97
    Member Price: $23.98 Become a Member
    Free Shipping on Orders of $49 or More.
  23. Optimum Nutrition Gold Standard 100% Whey - Strawberry
    1 lb(s).
    Regular Price: $28.99
    Sale Price: $23.19
    Member Price: $18.55 Become a Member
    Free Shipping on Orders of $49 or More.
  24. Optimum Nutrition 100% Whey Gold Standard ™ - Rocky Road
    Optimum Nutrition 100% Whey Gold Standard ™ - Rocky Road
    10 lb(s).
    Regular Price: $169.99
    Sale Price: $149.99
    Member Price: $139.99 Become a Member
    Free Shipping on Orders of $49 or More.
  25. Optimum Nutrition 100% Gold Standard Whey™ - White Chocolate
    5 lb(s).
    Regular Price: $99.99
    Sale Price: $59.99
    Member Price: $59.99 Become a Member
    Free Shipping on Orders of $49 or More.
  26. Optimum Nutrition Platinum Hydro Whey® - Velocity Vanilla
    Optimum Nutrition Platinum Hydro Whey® - Velocity Vanilla
    1.75 lb(s).
    Price: $59.99
    Member Price: $47.99 Become a Member
    Free Shipping on Orders of $49 or More.

  • 26 items

Did you know?
Whey Protein
Whey protein may help you lose body fat, reduce hunger, and preserve your muscles. GNC has a huge assortment of whey protein powder from the best brands. If you're looking for the best protein powder, packets, tubs, bars, or whey isolate - we've got you covered. Our variety of whey protein flavors include chocolate, vanilla, french vanilla, strawberry, peanut butter, rocky road, banana cream, cookies & cream and more. GNC has many sizes and brands of protein powder, and we make it easy to filter by brand, flavor, price, and dietary needs. Order your whey protein today!