how much protein does a vegetarian need a day
1 The average recommended intake of protein is 42 grams a day. 2  Non-vegetarians eat way more than that (almost 80 grams), but so does everyone else. 3  Vegetarians and vegans actually average 70% more protein than they need every day (over 70 grams). Non-vegetarians eat way more than that (almost 80 grams), but so does everyone else. 2  Vegetarians and vegans actually average 70% more protein than they need every day (over 70 grams).