A vegetable-based low-carbohydrate diet is probably healthier than an animal-based low-carbohydrate diet …. Diets that emphasized animal sources of fat and protein were associated with higher all-cause, cardiovascular, and cancer mortality, whereas diets that emphasized vegetable sources of fat and protein were associated with lower all-cause and cardiovascular mortality …. Both men and women who had higher overall and animal low-carbohydrate scores had higher BMI and were more likely to be current smokers but had lower intakes of fruits and vegetables
