If the chromic acid oxidation is performed with stoichiometric oxidant in the presence of diethyl ether as co-solvent (a method introduced by H.C. Brown), the epimerization of l-menthone to d-isomenthone is largely avoided.
Apple cider vinegar isn't likely to be effective for weight loss. Proponents of the apple cider vinegar diet claim that drinking a small amount of apple cider vinegar before meals or taking an apple cider vinegar supplement helps curb appetite and burn fat. However, there's little scientific support for these claims.
. Apple cider vinegar may be used to lower blood sugar levels in diabetics and those who may be pre-diabetic or are trying to stave off type 2 diabetes. By taking apple cider vinegar regularly, it helps to slow the rise in blood sugar levels after a meal high in carbohydrates.cientific trials found that apple cider vinegar was found to lower cholesterol and blood pressure in rats. Research in humans has also shown that taking two tablespoons of apple cider vinegar before going to sleep lowered blood sugar levels by 4-6% overnight.