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 has been credited with everything from curing hiccups and alleviating cold symptoms to aiding in weight loss and helping to prevent heart disease. Here are just a few in a long list of benefits of adding just one tablespoon a day of apple cider vinegar to your diet: