Karl Lagerfeld's diet is said to be quite strict. He reportedly follows a low carbohydrate and low fat diet, and sticks to mostly lean proteins, fruits, and vegetables. He avoids processed foods, sugar, and dairy products. He also drinks lots of water throughout the day. Lagerfeld reportedly eats five small meals a day, instead of three large ones, and avoids snacking in between meals. He also makes sure to get plenty of exercise each day.