Meats and poultry
Meats and poultry are proteins rich in vitamins A, B, and essential minerals like potassium, selenium, and zinc. recent research claims that fatty meats improve cholesterol levels, LDL level and decrease your risk of developing a cardiac disease. But you should choose grass-fed animals and avoid processed meats as it retains its natural benefits and avoid health hazards of factory processed meats.
But you should be cautious as too much protein can be converted into glucose and get the body out of ketosis. For optimum results, protein intake for one day should be kept between 1.2 to 1.7 gm of protein per kg.