Some nutrients that might be lacking in a vegetarian diet may include …
- complete protein sources
- good source of omega-3 (DHA form) from fish and seafood
- Vitamin B12 and other minerals from red meats and eggs.
Denise Minger talked on the Livin La Vida Low Carb Show talked about in how she started out as vegetarians for many years until they encounter health challenges. Her health improved when she added back animal products. She then got interested in nutrition and gave talk at the Ancestral Health Symposium of some believes about health and nutrition that some vegetarian believe may be wrong.
Chris Masterjohn, who studies nutritional science, talked with Dr. Mercola about how Chris was a vegetarian until he encounter health issues which resolved after adding back animal products. He believes that everyone can benefit with at least some animal products.
Nora Gedgaudas’s talk at the Ancestral Health Symposium says that vegetarian, vegan, or very high carb diets may lack sufficient complete protein source to have enough raw amino acids to build neurotransmitters.
In PaleoHacks Podcast episode #6, guest Paul Jaminet says that it is difficult to be strong when on a vegetarian diet. But it is possible to be healthy on vegetarian diet if dairy and eggs are consume. But a long term vegan diet would eventually lead to deficiencies.
Professor George Jelinek at site OvercomingMultipleSclerosis.org recommends a vegetarian plus seafood diet. His “OMS” diet excludes animal meats of all kinds. But he does advocate getting omega-3 and B12 from seafood.