To bolster these new
dietary strategies, there's some tried - and - true advice you should absolutely abide by: Move more, sleep plenty, stress less — all of which can keep insulin levels, as well as hunger and satiety hormones, at
optimal levels, says Dr. Ludwig.
Work done by scientists in the early 20th century on identifying individual nutrients in food and developing ways to manufacture them raised hopes that
optimal health could be achieved and diseases prevented by adding them to food and providing people with
dietary supplements; while there were successes in preventing vitamin deficiencies, and preventing conditions like neural tube defects by supplementation and food fortification with folic acid, no targeted supplementation or fortification
strategies to prevent major diseases like cancer or cardiovascular diseases have proved successful.