{
  "id": "vitamin-b3",
  "name": "Vitamin B3",
  "chemical_name": "Niacin",
  "solubility": "Water",
  "function": "Energy metabolism and DNA repair",
  "deficiency_disease": "Pellagra",
  "food_sources": [
    "Meat",
    "Fish",
    "Peanuts"
  ],
  "url": "https://gratisapi.com/api/vitamins/vitamin-b3"
}