Opti Burner Keto Gummies Reviews - I’m managing to stay within my recommended carb amount however, I’m not meeting my recommended protein and fat intake. It’s always lower, sometimes by 20 grams of protein and fat for example. How will I be affected if consuming less than recommended amounts of fats and proteins? You want to be in the range of 0.5 – 3.0 for blood ketones with the optimal fat burning target of 2.0. Luckily, you don’t have to guess whether or not your body is in ketosis.