However, unlike aspirin, white willow bark's label has no warning as FDA requires on aspirin. Some stroke patients are also advised to avoid aspirin. Since the body makes its own lipase, there is no benefit to be derived from an herb containing lipase. Lipase can rightly be claimed to aid digestion as it breaks down fat in the intestinal tract, but the lipase has no role in burning fat for energy. Saw palmetto would therefore be an unnecessary ingredient in a weight control product.
American diets are high in protein from which lysine and methionine are derived.
There is no daily requirement for carnitine because the body makes its own. Neither is there any evidence that extra carnitine can increase the uptake of fatty acids from the blood or increase the rate the body's cells burn fat. Modern research has revealed that the berries, leaves, flowers and bark of the hawthorn tree contain cardioactive principles. Second, it apparently has a direct, favorable effect on the heart itself which is especially noticeable in cases of heart damage. Hawthorne's action develops slowly.