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Full-Spectrum Nourishment from Plants. Believe it.

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KOS products are Plant-based, Organic,
Free of artificial ingredients and Made in California.

Full-Spectrum Nourishment from Plants. Believe it.

  • Free Shipping on Orders $50+
  • No Risk, 60 Day Free Returns
  • 10,000+

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    KOS Organic Plant Protein, Chocolate, 30 Servings
    1184 reviews
    Award Winning All-In-One Protein Shake
    $49.99
    Subscription and Bulk Options  
    KOS Show Me The Greens!
    135 reviews
    A Flavorful And Refreshing Daily Dose Of Nutrition*
    $32.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Chocolate Peanut Butter, 15 Servings
    1184 reviews
    Award winning all-in-one protein shake
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Vanilla, 30 Servings
    1184 reviews
    Award winning all-in-one protein shake
    $49.99
    Subscription and Bulk Options  
    KOS Love You Berry Much
    108 reviews
    A Tasty & Energizing Antioxidant-Rich Red Juice Blend
    $32.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Salted Caramel Coffee, 15 servings
    79 reviews
    Award Winning Protein With Organic Green Coffee Beans (Caffeinated)
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Chocolate Chip Mint, 15 Servings
    1184 reviews
    Award winning all-in-one protein shake
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Blueberry Muffin, 15 servings
    1184 reviews
    Award Winning Protein With Blue Spirulina & Immunity Support
    $34.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate, Single Serving
    1184 reviews
    Award Winning All-In-One Protein Shake
    $3.99
    Subscription and Bulk Options  
    KOS Organic Inulin Powder
    17 reviews
    Natural Prebiotic Fiber To Support Gut Health*
    $16.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate Peanut Butter, Single Serving
    1184 reviews
    Award winning all-in-one protein shake
    $3.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Blueberry Muffin, 10 servings
    1184 reviews
    Award Winning Protein With Blue Spirulina & Immunity Support
    $24.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate Chip Mint, Single Serving
    1184 reviews
    Award winning all-in-one protein shake
    $3.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Unflavored & Unsweetened, 20 Servings
    1184 reviews
    Pure flavorless award winning all-in-one protein shake
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Chocolate Peanut Butter, 10 Servings
    1184 reviews
    Award winning all-in-one protein shake
    $24.99
    Subscription and Bulk Options  
    KOS Immune Defense with EpiCor®
    3 reviews
    An Immunity Boost From Encapsulated Whole Foods*
    $28.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate, 12 Count
    1184 reviews
    Award Winning All-In-One Protein Shake
    $29.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate Peanut Butter, 12 Count
    1184 reviews
    Award winning all-in-one protein shake
    $29.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate Chip Mint, 12 Count
    1184 reviews
    Award winning all-in-one protein shake
    $29.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Blueberry Muffin, 14 servings
    Award Winning Protein With Blue Spirulina & Immunity Support
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Unflavored & Unsweetened, 14 Servings
    Pure flavorless award winning all-in-one protein shake
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Salted Caramel Coffee, 14 servings
    Award Winning Protein With Organic Green Coffee Beans (Caffeinated)
    $34.99
    Subscription and Bulk Options  
    KOS Organic Plant Protein, Chocolate Chip Mint, 14 Servings
    Award winning all-in-one protein shake
    $34.99
    Subscription and Bulk Options  
  • NEW
    KOS Organic Plant Protein, Chocolate Peanut Butter, 14 Servings
    Award winning all-in-one protein shake
    $34.99
    Subscription and Bulk Options