People might even be ready to affix a diabetes prevention program. In fact, a evaluate of studies in the Journal of Geriatric Cardiology means that plant-ahead diets like vegetarian, semi-vegetarian or vegan can serve as a part of a holistic remedy and prevention of sort 2 diabetes. This is especially of concern with vitamins A and D, which can be toxic if taken in excess. If taken in excess they're readily excreted in the urine, though there may be potential toxicity even with water-soluble vitamins