Keto Renew Diet weight, you need to burn more calories than you eat and drink. There are people who look like they can eat any type of food they want and still lose weight. However, like other people, in order to lose weight, they have to use more energy than they ingest through food. There are some factors that can affect your weight. These include age, medications, habits of daily living and the genes you inherited from your parents. If you want to lose weight, talk with your doctor about the factors that can affect your weight.