{
  "calculator": "body-recomposition-planner",
  "title": "Body Recomposition Planner",
  "site": "AI Fit Hub",
  "input": {},
  "defaults_used": {
    "weight_kg": 84,
    "body_fat_percent": 24,
    "target_body_fat_percent": 18,
    "weeks": 20,
    "resistance_training_days": 4
  },
  "result": {
    "primaryLabel": "Average daily calorie deficit",
    "primaryValue": 338.05,
    "primaryFormat": "calories",
    "summary": "Fat to lose × 7,700 kcal per kg, spread over the timeline, with lean mass held steady. Recalculate maintenance every few weeks: it falls as you lose weight.",
    "metrics": [
      {
        "label": "Target scale weight",
        "value": 77.85,
        "format": "kg"
      },
      {
        "label": "Fat to lose",
        "value": 6.15,
        "format": "kg"
      },
      {
        "label": "Weekly loss pace",
        "value": 0.31,
        "format": "kg"
      },
      {
        "label": "Protein target",
        "value": 140.45,
        "format": "grams"
      }
    ],
    "warnings": [],
    "assumptionsEcho": {
      "weight_kg": 84,
      "body_fat_percent": 24,
      "target_body_fat_percent": 18,
      "weeks": 20,
      "resistance_training_days": 4
    }
  },
  "provenance": {
    "run": "https://aifithub.io/api/run/body-recomposition-planner",
    "page": "https://aifithub.io/body-recomposition-planner/",
    "contract": "https://aifithub.io/contracts/body-recomposition-planner.json",
    "engine": "https://aifithub.io/engines/body-recomposition-planner.js",
    "engine_sha256": "9c88bc37d51a9050eefc994b57d43adaab2e786fa9b8ac530e028d6fc335e575",
    "build": "9e8a56a16bda662ba90601b49561a2b176e9c379"
  },
  "disclaimer": "General fitness estimates — not medical advice.",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "cite": "AI Fit Hub, Body Recomposition Planner (engine 9c88bc37d51a), https://aifithub.io/api/run/body-recomposition-planner"
}