--- Table Structure: foods ---
id (int(11))
food_name (varchar(255))
category (varchar(100))
calories (int(11))
protein (float)
iron (float)
calcium (float)

--- First 3 Rows ---
[
    {
        "id": "1",
        "food_name": "White Rice (1 bowl)",
        "category": "Staple",
        "calories": "200",
        "protein": "4",
        "iron": "0.2",
        "calcium": "10"
    },
    {
        "id": "2",
        "food_name": "Brown Rice (1 bowl)",
        "category": "Staple",
        "calories": "216",
        "protein": "5",
        "iron": "0.6",
        "calcium": "20"
    },
    {
        "id": "3",
        "food_name": "Chapati (1 piece)",
        "category": "Staple",
        "calories": "120",
        "protein": "3",
        "iron": "0.5",
        "calcium": "10"
    }
]