While vegans and vegetarians can obtain all the benefits from a Sirtfood-based diet, attention needs to be given to the nutrients that may be lacking and appropriate food choices or even supplementation may be necessary. Without animal protein to complement Sirtfoods there is a risk of nutritional deficiency.
These are the areas for those on a plant-sourced diet and trying the Sirtfood Diet may need to consider for additional assistance.
-omega-3 fatty acids
Vegetarians and vegans are usually well-aware of the research into the possible deficiencies in their choice of foods.