Food diary is an important part of a healthy lifestyle. It is a record of the food and drinks you have taken in during the day. By keeping a food diary, you can identify any patterns in your eating habits that could be contributing to weight gain or health problems. You can also track your progress as you work towards achieving your health goals. A food diary can help you make better decisions about what to eat, when to eat it, and how much of it to consume. Additionally, it can provide valuable insight into how different foods affect your energy levels and moods throughout the day.