How to Calculate Protein Needs: 5 Best Formulas

Person calculating how to calculate protein needs using a smartphone app next to high-protein foods and a kitchen scale

How to calculate protein needs: multiply your body weight in kilograms by a target between 0.8 g/kg (the RDA minimum) and 2.2 g/kg (the research-backed range for muscle gain), depending on your activity level and goal. For a 70 kg adult, that’s roughly 56–154 grams of protein per day. The exact formula changes based on whether … Read more

Protein Goal Calculator: 7 Best Ways to Hit Your Target

Protein goal calculator showing a personalized daily protein target broken down by fitness goal and per meal

Protein goal calculator — a free tool that turns your body weight, activity level, and fitness goal into one clear daily protein target, in grams. Instead of relying on the generic “0.8g per kg” minimum, a goal-based protein goal calculator adjusts your number for muscle gain, fat loss, maintenance, or body recomposition, then breaks it … Read more

45+ Protein Intake Statistics 2026: Best Data & Surprising Trends

protein intake statistics 2026 infographic with charts and high protein foods

Protein intake statistics are measurable data points showing how much protein people consume, how much they need, and how the protein market is growing. This 2026 statistics page compiles 45+ verified protein intake statistics from NHANES, USDA, peer-reviewed journals, and industry reports — free to cite with attribution to CalculatorProtein.com. Last updated: August 2026 · … Read more

Casein Protein vs Whey: 7 Best Differences to Know

Casein protein vs whey protein shakers side by side showing digestion timing differences

Reviewed and written by Shady Elbody, Certified Nutrition Researcher & Founder of CalculatorProtein.com. Last updated August 2026. Quick answer: Casein protein vs whey comes down to speed. Whey digests fast (absorbed within 60–90 minutes) and is best right after a workout. Casein digests slowly (6–8 hours) and is best before bed or between meals. Both … Read more

Does Milk Have Protein? 7 Best Facts to Know (2026)

Does milk have protein — glass of milk with casein and whey protein breakdown

Does milk have protein? Yes — a single 8-ounce (240ml) glass of milk delivers about 8 grams of high-quality, complete protein, made up of casein and whey, the same two proteins found in most protein powders. If you’ve ever wondered whether that morning glass is actually doing anything for your muscles, the short answer to … Read more

Shady Elbody

Reviewed & Written by

Shady Elbody

SEO Specialist · Protein Nutrition Researcher · Founder, CalculatorProtein.com

Shady Elbody is an SEO specialist and the founder of CalculatorProtein.com, a protein calculator resource used by athletes and fitness enthusiasts worldwide. He combines deep expertise in search optimisation with evidence-based sports nutrition, building every calculator and guide around ACSM, ISSN, and current PubMed-indexed research.

LinkedIn