Enough ethically advanced persons
Enough ethically advanced consciousnes can benefit from vegetarian diet. Its recommended also some fish like salmon and yoghurt cheese eggs. Added b vitamin and some d vitamin is also needed. To also use omega 3 and other omegas from vegetable oils is good. Iron is also something to watch over. You dont turn into some psychopath if you dont have seed of evil , stupid or retarded in the Brain. Lecithin might also keep the Brain Healthy for a fish vegetarian. It takes some effort to learn fish vegetarian but after Its normal it dont TaKe extra energy. If you get psychosis Its good to eat some meat. Or to eat meat every now and then.