Ketosis
A metabolic state in which the liver makes ketone bodies from fat as fuel; sets in after 12–16 hours of fasting or very low carbohydrate. It can cover 60–70% of the brain's needs. Not the same as ketoacidosis.
Related
Last reviewed: 6 September 2026
This site is educational and does not replace medical advice. Start any supplement or drug only after consulting a doctor or pharmacist.