How It Works
Nutritionally Advanced Technology™
Utilizing our N8 MAX NAT™ BLEND, KETO//OS® NAT™ supports healthy cell function, and elevates essential amino acids necessary for optimizing body composition.
Fierce Focus†
Experience unparalleled mental clarity and optimized cognitive function due to the proprietary blend and supreme efficacy found in KETO//OS® NAT™.
Smartly sweetened†
Allulose is a natural sweetener that has health benefits of its own including lowered blood glucose, reduced weight gain, and improvements in the gut microbiome.

Favorable fat loss†
With increased appetite suppression, KETO//OS® NAT™ helps burn fat by controlling your hunger and reducing your urge to snack.
Better bioavailability†
KETO//OS® NAT™ and its proprietary N8 Max NAT™ Blend™ with free-cell (no salt) ketones, facilitates quick absorption of ketones which allows a state of ketosis to be reached faster than ever for unrivaled results.
‡These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
When to take
We recommend a minimum of 2 KETO//OS® NAT™ per day for optimum performance.

Before 9am
Kickstart your day and get focused with a Charged KETO//OS® NAT™

During the day
Level-up your water intake! Divide your body weight (in lbs) by 2. This number, in ounces, is the amount of water you should drink daily.

Before 7pm
Setup your body for optimized sleep and repair with a Caffeine Free KETO//OS® NAT™
What's in it
Supplement Facts
Servings per Package: 20 Servings Per Serving: (15 ml)
Amount Per Serving | Per 100ml | Per 15ml | |
---|---|---|---|
Energy Content | 267 kcal | 40 kcal | |
Calories | 0 kcal | 0 kcal | |
Protein | 0 g | 0 g | |
Total Fat | 0 g | 0 g | |
Total Carbohydrate | 40 g | 6 g | |
Sugar | 24.7 g | 3.7 g | |
Sugar Alcohol | 14.7 g | 2.2 g | |
Fiber | 12 g | 1.8 g | |
Calcium | 13 mg | 2 mg | |
Sodium | 0 mg | 0 mg | |
Potassium | 120 mg | 18 mg | |
Vitamin B6 (pyridoxine) | 66.7 mg | 10 mg | |
Vitamin B12 (methylcobalamin) | 80 mcg | 12 mcg | |
Stevia (stevia rebaudiana) | 78 mg | 12 mg | |
Monk Fruit (Siraitia grosvenorii) | 2.67 g | 400 mg | |
Erythritol | 14.6 g | 2.2 g | |
Allulose | 17.33 g | 2.6 g | |
Caffeine (derived from green coffee bean) | 1 g | 150 mg | |
Proprietary blend | 73.33 g | 11 g | |
R-Beta Hydroxybutyrate | |||
L Taurine | 3.33 g | 500 mg | |
L Leucine | |||
Vitamin B6 | |||
Vitamin B12 |
* Percent Daily Value based on a 2,000 calorie diet.
† Daily value not established
OTHER INGREDIENTS: PURIFIED WATER, R-BETA HYDROXYBUTYRATE, ALLULOSE, ERYTHRITOL, NATURAL FLAVOR, L LEUCINE, L TAURINE, MONK FRUIT, CAFFEINE (DERIVED FROM GREEN COFFEE BEAN), STEVIA (STEVIA REBAUDIANA), POTASSIUM, VITAMIN B6, CARROT ROOT FOR COLOR, VITAMIN B12
DAIRY AND GLUTEN FREE.
Manufactured for: PRUVIT VENTURES, INC 901 SAM RAYBURN HWY, MELISSA, TEXAS 75454 IMPORTED AND DISTRIBUTED BY: PRUVIT DE R.L. OF C.V. PASEO PROLONGATION OF THE REFORM 115804 COLONIA PASEO DE LAS LOMAS, ALCALDÍA ÁLVARO OBREGÓN, C.P. 01330
STORAGE: No refrigeration required. Keep at room temperature and away from direct sunlight.
This product is not a medical treatment, medicine, or weight loss supplement.
‡These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
frequently asked questions
Forever! There is no time limit for how long you can take KETO//OS®.
While “endogenous” ketones are made inside the body in the liver, “exogenous" ketones are made outside the body (like KETO//OS®) and consumed in order to elevate blood ketone levels and deliver this fuel source to the body.
The wonderful thing about taking exogenous ketones, via KETO//OS®, is that you can experience the benefits of ketosis without diet modification. Even those who don’t change a thing, will still experience the benefits. However, it is encouraged that you slowly begin to lower the amount carbohydrates in your diet to enhance the body's ability to utilize fat and use ketones BETTER.
Every person is different based on their diet, lifestyle, and various other factors scientific factors. We recommend 2 servings per day for optimal performance.
Imagine if there was a sweetener that tasted exactly like sugar, but instead of creating a metabolic disaster like sugar does, it actually could lower your blood sugar? Pruvit’s newest innovation with our Mexico formula does just that. By combining our free cell technology with allulose, not only are we able to deliver ketones quickly to the brain and tissues, but we also use an all natural sweetener that has health benefits of its own including lowered blood glucose, reduced weight gain, and even improvements in the gut microbiome!
As with any new supplement, consult with your physician before using. If you are using any prescription or over-the-counter medicines, are unaware of your current medical condition, or have any pre-existing medical condition(s) consult with your physician before using this product. Build up to a full serving slowly to avoid gastrointestinal discomfort.
Diabetic patients should only use this product under the care of a physician. As with any new supplement, consult with your physician before using.
Exogenous Ketones or being in ketosis does not replace exercise. Exercise should always be considered when planning a healthy and balanced lifestyle.
Not all exogenous ketones are created equal. Beware of low-cost imitations and synthetically produced exogenous ketone products. Prüvit is proud to provide the first and only naturally fermented ketones that delivers an efficacious form of ketones to the body.
Supplementing with exogenous ketones allows you to experience ketosis - the benefits of elevated blood ketone levels, without having to follow such a restrictive ketogenic diet, or super low carb diet, which is often difficult for some people to adhere to. By doing so, you are allowing your body to utilize this superior fuel source - Pure Therapeutic Ketones® therefore optimize your human potential.