Ben Greenfield is an ex-bodybuilder, Ironman triathlete, Spartan racer, coach, speaker and author of the New York Times Bestseller “Beyond Training: Mastering Endurance, Health and Life” (http://www.BeyondTrainingBook.com).

In 2008, Ben was voted as NSCA’s Personal Trainer of the year and in 2013 and 2014 was named by Greatist as one of the top 100 Most Influential People In Health And Fitness. Ben blogs and podcasts at http://www.BenGreenfieldFitness.com, and resides in Spokane, WA with his wife and twin boys.

“Supplementing with KETO//OS allows you to experience deep ketosis and elevated blood ketone levels, without having to eat copious amounts of fats, follow an excessively carbohydrate restrictive ketogenic diet, or doing a ton of fasting which, as you learned earlier, is often difficult or even damaging to adhere to.”

Simple Share Buttons

High five!

btn-close

Your cart

btn-close

Your cart is currently empty.

Shop Now

Please note