In addition, dietary elements of any new eating plan can interfere with or augment certain drug treatments. Always consult your doctor before you begin any “eat to beat” cancer regimen. The strongest evidence for going keto is for those with type 2 diabetes—a.k.a. Keto Now Reviews You can't add sugar, but stevia drops are a keto-friendly sweetener. Yes, and it's a great for people who miss their favorite sugary Starbucks drinks. Of course, you'll have to check the label to ensure there's no added sugar, but many brands offer low-carb mixes.