Though triple Oscar winner Walter Brennan was famous for his limp, it wasn't real.
Cut Carbs to Reach Keto. The fastest way to reach ketosis using your diet is by limiting carbs to 20% of total calories per day, but some low carbers eat ver y low amounts of carbs â less than 5%. How to Eat Carbs for Keto. Choose the lowest carb fruits and the lowest carb veggies. Cover them with healthy fats.
Best Answer: Full ketosis takes anywhere from 5 to 10 days. It's completely dependent on your bodies metabolic type (not rate), and blood sugar / insulin levels. I do NOT recommend ketosis unless under a doctors care. The side-effects aren't so pleasant.