To lose weight, you need to create a Calorie Deficit, which means consuming fewer calories than your body burns. How much weight you lose will depend on a variety of factors, including your current weight, height, age, gender, activity level, and metabolic rate.

In general, a safe and sustainable rate of weight loss is 1-2 pounds per week. To lose 1 pound, you need to create a calorie deficit of 3,500 calories. Therefore, if you consume 300 fewer calories per week, you would create a calorie deficit of approximately 43 calories per day (300 calories divided by 7 days). Over the course of a year, this would lead to a weight loss of approximately 1.7 pounds (43 calories per day x 365 days = 15,695 calories ÷ 3,500 calories per pound = 4.5 pounds per year).

However, it's worth noting that weight loss is not always a linear process and can vary from week to week. Additionally, if you are already at a healthy weight, it may be difficult to lose additional weight through calorie reduction alone. It's important to consult with a healthcare professional before making any significant changes to your diet or exercise routine.