Calculate Nutritional Value of Recipe

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Recipe Nutritional Value Calculator

Add Ingredients

Ingredient Weight Calories P / C / F Action

Nutritional Breakdown (Per Serving)

Calories

0 kcal

Protein

0 g

Carbohydrates

0 g

Total Fat

0 g

*Total Recipe Calories: 0 kcal

How to Use the Recipe Nutritional Value Calculator

Calculating the nutritional value of a homemade recipe is essential for anyone tracking macros, managing weight, or adhering to specific dietary requirements. Unlike store-bought items, home-cooked meals don't come with a nutrition label. This tool bridges that gap.

Step 1: Enter the number of servings your recipe produces. This ensures the final breakdown accurately reflects what you actually eat.

Step 2: Add each ingredient by its weight in grams. For the most accurate results, use the values found on the packaging of your specific ingredients or a reliable food database for raw items (like "raw spinach" or "olive oil").

Step 3: Input the calories, protein, carbs, and fats per 100 grams. This is the standard measurement for most nutritional data globally.

The Math Behind the Calculation

The calculator uses a simple linear formula to determine the nutrients for the specific amount you used. The formula for any specific nutrient (N) is:

(Ingredient Weight / 100) × Nutrient Value per 100g = Total Nutrient in Ingredient

To find the value per serving, the tool sums the totals of all ingredients and divides by the "Number of Servings" input.

Example Calculation: Homemade Pesto (2 Servings)

  • Fresh Basil: 50g (23 kcal per 100g) = 11.5 kcal
  • Pine Nuts: 30g (673 kcal per 100g) = 201.9 kcal
  • Olive Oil: 20g (884 kcal per 100g) = 176.8 kcal
  • Total Recipe Calories: 390.2 kcal
  • Calories Per Serving: 195.1 kcal

Why Track Recipe Nutrition?

Understanding the macronutrient split (protein, fats, and carbohydrates) of your favorite meals allows you to optimize your diet for muscle gain, fat loss, or energy maintenance. Hidden calories often hide in oils, butter, and dressings; by using this calculator, you gain full transparency into what is on your plate.

var ingredients = []; function addIngredientToList() { var name = document.getElementById("ingName").value || "Ingredient"; var weight = parseFloat(document.getElementById("ingWeight").value) || 0; var cal100 = parseFloat(document.getElementById("ingCal").value) || 0; var prot100 = parseFloat(document.getElementById("ingProt").value) || 0; var carb100 = parseFloat(document.getElementById("ingCarb").value) || 0; var fat100 = parseFloat(document.getElementById("ingFat").value) || 0; if (weight <= 0) { alert("Please enter a valid weight."); return; } var ingredient = { name: name, weight: weight, calories: (weight / 100) * cal100, protein: (weight / 100) * prot100, carbs: (weight / 100) * carb100, fat: (weight / 100) * fat100 }; ingredients.push(ingredient); updateTable(); calculateTotals(); // Reset inputs document.getElementById("ingName").value = ""; document.getElementById("ingWeight").value = ""; document.getElementById("ingCal").value = ""; document.getElementById("ingProt").value = ""; document.getElementById("ingCarb").value = ""; document.getElementById("ingFat").value = ""; } function removeIngredient(index) { ingredients.splice(index, 1); updateTable(); calculateTotals(); } function updateTable() { var tbody = document.getElementById("ingredientBody"); tbody.innerHTML = ""; for (var i = 0; i < ingredients.length; i++) { var row = tbody.insertRow(); row.insertCell(0).innerText = ingredients[i].name; row.insertCell(1).innerText = ingredients[i].weight + "g"; row.insertCell(2).innerText = ingredients[i].calories.toFixed(1) + " kcal"; row.insertCell(3).innerText = ingredients[i].protein.toFixed(1) + " / " + ingredients[i].carbs.toFixed(1) + " / " + ingredients[i].fat.toFixed(1); var actionCell = row.insertCell(4); actionCell.innerHTML = ''; } } function calculateTotals() { var servings = parseFloat(document.getElementById("servings").value) || 1; if (servings < 1) servings = 1; var totalCal = 0; var totalProt = 0; var totalCarb = 0; var totalFat = 0; for (var i = 0; i < ingredients.length; i++) { totalCal += ingredients[i].calories; totalProt += ingredients[i].protein; totalCarb += ingredients[i].carbs; totalFat += ingredients[i].fat; } document.getElementById("resCal").innerText = (totalCal / servings).toFixed(1) + " kcal"; document.getElementById("resProt").innerText = (totalProt / servings).toFixed(1) + " g"; document.getElementById("resCarb").innerText = (totalCarb / servings).toFixed(1) + " g"; document.getElementById("resFat").innerText = (totalFat / servings).toFixed(1) + " g"; document.getElementById("totalRecipeCal").innerText = totalCal.toFixed(1); }

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