Yes! Properly planned vegan diets are healthful and have been found to satisfy nutritional needs. However, poorly planned vegan diets can be low in levels of calcium, iodine, vitamin B12 and vitamin D. Vegans are therefore encouraged to plan their diet and take dietary supplements as appropriate.
vegan diets are often high enough in fruit and vegetables to meet or exceed the recommended fruit and vegetable intakes.
diets that avoid meat tend to have lower levels of saturated fat, cholesterol, and animal protein, and higher levels of carbohydrates, fiber, magnesium, potassium, folate, and antioxidants, such as vitamins C and E, and phytochemicals
People who avoid meat are reported to have lower body mass index than those following the average Canadian diet; from this follows lower death rates from ischemic heart disease; lower blood cholesterol levels; lower blood pressure; and lower rates of hypertension, type 2 diabetes, and prostate and colon cancer.
“appropriately planned vegetarian diets are healthful, nutritionally adequate, and provide health benefits in the prevention and treatment of certain diseases”. However, poorly planned vegan diets can be deficient in nutrients such as vitamin B12, vitamin D, calcium, iodine and omega-3 fatty acids. These deficiencies have potentially serious consequences, including anemia, rickets and cretinism in children, and osteomalacia and hypothyroidism in adults.