Nutrition Calculator

  • Pounds and Ounces Calculator
    Add or subtract weights in pounds and ounces. Converts to total ounces, then normalizes back to pounds and ounces (16 oz = 1 lb).
  • Grams to Ounces Calculator
    Convert grams to ounces instantly. Enter a weight in grams and get the exact value in ounces using the standard 1 oz = 28.349523125 g factor.
  • Crude Protein Calculator
    Calculate crude protein percentage from nitrogen content using the Kjeldahl conversion factor (default 6.25). Free, fast feed and food analysis tool.
  • Dry Matter Basis Calculator
    Convert a nutrient value from an as-fed basis to a dry matter basis. Enter the nutrient % and moisture % to get the dry matter basis percentage.
  • Cat Calorie Calculator
    Estimate your cat's daily calorie needs from weight and life stage using the RER formula (70 × kg^0.75) and an activity factor.
  • Raw Dog Food Calculator
    Calculate how much raw food to feed your dog per day. Enter weight and feeding rate (2-3%) to get daily, per-meal and weekly grams.
  • Omega-3 For Dogs Calculator
    Calculate the recommended daily omega-3 (EPA + DHA) dose for your dog based on metabolic body weight. Enter weight in kg or lb for an instant estimate.
  • Dog Food Calculator
    Calculate how much food your dog needs per day based on weight, activity level and food calorie density. Get daily calories and grams to feed.
  • Fat Intake Calculator
    Calculate your recommended daily fat intake in grams from your total calories and target fat percentage. Free, instant, and easy to use.
  • Calorie Calculator
    Enter age, gender, height, weight, and activity to get daily calories. See your BMR, maintenance, and targets for weight loss or gain. Metric/imperial.
  • Macro Calculator
    Macro Calculator - Calculate your daily macronutrient needs. Enter your age, gender, weight, height, activity level, and goals to get personalized recommendations for calories, protein, carbs, and fats.
  • Protein Calculator
    Calculate your daily protein intake with this Protein Calculator. Input age, gender, weight, height, activity level, and fitness goal for personalized protein recommendations. Optimize your nutrition plan today!
  • Water Intake Calculator
    Calculate your personalized daily water intake based on your weight, activity level, and climate. Get recommendations in liters, fluid ounces, and cups for optimal hydration.

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