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.
It keeps blood sugar levels in check. Multiple studies give weight to the claim that apple cider vinegar can help with diabetes and blood sugar regulation. Drinking the stuff was shown to improve insulin sensitivity to high-carbohydrate mealsâslowing the rise in blood sugar levels.