Pruvit is a trusted health and wellness company with highly known ketone supplements and nutritional products. Their most popular formula is Keto-OS, which stands for Ketone Operating System and it’s a powdered weight-loss ketone drink. The company describes Keto-OS as a powder that you mix with 8-10 oz. of water and within 15-30 minutes it … Continue reading Pruvit KETO-OS – The Ketone Operating System