Lean Start Keto Reviews The sythesis is an extraordinary recipe of three normal BHB salts, Calcium BHB, Sodium BHB and Potassium BHB. Calcium BHB contains calcium citrate that increments calcium ketones in the body. Very much like calcium BHB salt, same way sodium and potassium BHB works in the body, by expanding sodium and potassium ketones in the body. BHB is added for normal creation of ketones in the body, which permits the body to be in ketosis for longer period.