This calorie calculator estimates the number of calories needed eachday to maintain, lose, or gain weight. Learn the kinds of calories and their effects. Calculate the number of calories you need a day to maintain your weight. · How do I calculate how many calories Ineed? Enter your details in the calculator below to see how many calories you need daily to maintain or lose weight. · How many calories do you need eachday to maintain a healthy weight? Here's a chart that shows how many calories you need eachday to maintain weight, lose weight, or gain weight. Trending NowOld food pyramid vs. RFK Jr.'s new food pyramid. See what's different.Yahoo is using OpenAI to generate summaries for this content. AI-generated content sometimes contains inaccurate or incomplete information. · According to dietary guidelines in the United States, adults 21 years old and older should consume anywhere between 1,600 and 3,000 calories per day. “Keep in mind, these calorie recommendations are for people who are at a normal weight,” says registered dietitian Julia Zumpano, RD, LD. · Estimated daily calorie needs range from 1,600–2,400 calories for adult women and 2,000–3,200 calories for adult men. The exact amount varies depending on factors such as age, height, weight, and activity levels. Calculate exactly how many calories youshouldeatperday based on your gender, age, weight, height, and activity level. Our calorie calculator provides personalized recommendations whether you want to maintain weight, lose fat, or build muscle. · How do I calculate how many calories Ineed? Enter your details in the calculator below to see how many calories you need daily to maintain or lose weight. · How many calories do you need eachday to maintain a healthy weight? Here's a chart that shows how many calories you need eachday to maintain weight, lose weight, or gain weight. · According to dietary guidelines in the United States, adults 21 years old and older should consume anywhere between 1,600 and 3,000 calories per day. “Keep in mind, these calorie recommendations are for people who are at a normal weight,” says registered dietitian Julia Zumpano, RD, LD. · Estimated daily calorie needs range from 1,600–2,400 calories for adult women and 2,000–3,200 calories for adult men. The exact amount varies depending on factors such as age, height, weight, and activity levels. Calculate exactly how many calories youshouldeatperday based on your gender, age, weight, height, and activity level. Our calorie calculator provides personalized recommendations whether you want to maintain weight, lose fat, or build muscle. Calculate the number of calories you need a day to maintain your weight.