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Nutrition

How Much Protein Do You Need Per Day? A Simple Guide

June 17, 2026·6 min read·Pacali AI

Quick Answer

Most people under-eat protein. A practical target is 1.6–2.2g per kg of body weight for active people. Learn how to calculate your number, spread it across the day, and hit it without supplements.

Protein is the one macro almost everyone benefits from eating more of. It builds and preserves muscle, keeps you full, and has the highest thermic effect — your body burns more calories digesting it than carbs or fat. Here's how to find your number and actually hit it.


Why Protein Matters More Than You Think


  • It preserves muscle in a calorie deficit, so the weight you lose is fat, not muscle
  • It's the most filling macro, which naturally reduces how much you eat
  • It costs the most to digest — roughly 20–30% of protein calories are burned during digestion

  • How Much Do You Actually Need


    The old RDA of 0.8g per kg is a floor to prevent deficiency, not a target for an active person. Better ranges:


  • Sedentary adults: 1.0–1.2g per kg of body weight
  • Active or exercising: 1.6–2.2g per kg
  • Fat loss while training: aim for the higher end, around 2.0g per kg, to protect muscle

  • For a 70 kg (154 lb) active person, that's roughly 110–155g of protein per day.


    Spread It Across the Day


    Your body uses protein best in moderate doses. Instead of one giant steak at dinner, aim for 25–40g per meal across 3–4 meals. This maximises muscle protein synthesis and keeps hunger steady.


    High-Protein Foods at a Glance


  • Chicken breast — about 31g per 100g
  • Greek yogurt — about 10g per 100g
  • Eggs — about 6g each
  • Lentils — about 9g per 100g cooked
  • Tofu — about 8g per 100g
  • Cottage cheese — about 11g per 100g

  • Do You Need Protein Powder?


    No. Powder is convenient, not magic — it's just a fast, cheap source. If you can hit your target with food, you don't need it. If you struggle, a scoop makes the math easier.


    Tracking Protein With Pacali


    Set a daily protein goal and Pacali shows your running total with every meal. Snap a photo and protein, carbs, and fat are calculated automatically, so you can see at a glance whether you're on track to hit your number.


    The Bottom Line


    Pick a target in the 1.6–2.2g per kg range, split it across your meals, and lead each plate with a protein source. It's the single highest-leverage change most people can make to their diet.

    Try it free

    Track your nutrition with Pacali

    Snap a photo of your meal — AI gives you instant calories and macros. Free for iPhone and Android.

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