If you’re wondering whether the above studies leave some room for including fish in your diet: My guess is yes, pescetarianism is likely to be slightly healthier, because of the aforementioned effects of polyunsaturated fats (including omega-3 fatty acids). This is why doctors also recommend the Mediterranean diet a lot, although it’s not clear how much of the effect comes from fish and how much from vegetables. Omega-3 supplements definitely help.
If you’re wondering whether the above studies leave some room for including fish in your diet: My guess is yes, pescetarianism is likely to be slightly healthier, because of the aforementioned effects of polyunsaturated fats (including omega-3 fatty acids). This is why doctors also recommend the Mediterranean diet a lot, although it’s not clear how much of the effect comes from fish and how much from vegetables. Omega-3 supplements definitely help.