Macro Science · 42

Macros, Calories & Quality Scoring

How AI photo logging works, protein-per-calorie benchmarks, and why a 0–100 Nutrition Score beats raw calorie restriction.

Lead Guidenutrition·3 min read·540 kcal·42g P

Visual Hand Portion & Plate Method: Track Macros Anywhere Without a Scale

Your hand scales proportionally with your body size and goes everywhere with you: 1 palm of cooked meat or fish delivers ~30–35g protein, 1 fist of vegetables adds fiber volume, 1 cupped hand of cooked grains gives ~25–30g carbs, and 1 thumb of fat equals ~10–12g lipid.

  1. 01Quick Macro Summary & Clinical Context
  2. 02Portion, Calorie & Protein Comparison Table
  3. 03Physiological Mechanism: How It Works in Your Body
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