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For comparison, a regular meal plan should include 225 to 325 grams of carbs daily, based on a 2,000-calorie diet, according to Institute of Medicine guidelines. Researchers studying low-carb diets design menus containing 20 to 100 grams of carbs per day for weight loss, reports Todayâs Dietitian.
Some low-carb diet plans allow small amounts of certain fruits, vegetables and whole grains. A daily limit of 60 to 130 grams of carbohydrates is typical with a low-carb diet. These amounts of carbohydrates provide 240 to 520 calories. Some low-carb diets greatly restrict carbs during the initial phase of the diet and then gradually increase the number of allowed carbs. Very low-carb diets restrict carbohydrates to 60 grams or less a day.