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Vegetarian diet: How to get the best nutrition

Omega-3 fatty acids

Omega-3 fatty acids are found in fish, canola oil, soy oil, walnuts, ground flaxseed and soybeans. Vegetarian diets that do not include fish may be low in two types of omega-3 fatty acids called DHA and EPA. Some evidence suggests that taking in EPA and DHA omega-3 fatty acids may lower the risk for heart disease. Also, these two omega-3s may be important during pregnancy for fetal development. Research on other health effects of EPA and DHA varies. Vegetarians who do not eat fish or include sources of omega-3 fatty acids in their diet may consider adding fortified products to their diet.