"vitamin I" meaning in English

{
  "etymology_text": "From the first letter of ibuprofen, called a \"vitamin\" because some athletes rely on it daily.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "vitamin I (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2008, Jayne Williams -, Shape Up with the Slow Fat Triathlete, →ISBN:",
          "text": "Ibuprofen has relieved pain and inflammation for millions of people. It works, scientists believe, by controlling the body's synthesis of a hormone called prostaglandin, which affects the inflammatory response to injury, stress, or injury. Some triathletes tape the little brown pills to their bikes so they can take them as they ride. For people who tolerate vitamin I well, it's pretty much a miracle drug.",
          "type": "quote"
        },
        {
          "ref": "2010, Jim Oooooo, What I Did on My Summer Vacation Or North to Alaska, →ISBN:",
          "text": "But I am up, hobbling around, taking hefty doses of ibuprofen, good ol' vitamin I.",
          "type": "quote"
        },
        {
          "ref": "2017, K.A. Hrycik, Hold for Hiker Trash, →ISBN:",
          "text": "\"Nah,\" The Liberator waved it off, \"I took some good ol' vitamin I.\"",
          "type": "quote"
        }
      ],
      "glosses": [
        "Ibuprofen."
      ],
      "id": "en-vitamin_I-en-noun-e~hqqUte",
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "Ibuprofen",
          "ibuprofen"
        ]
      ],
      "raw_glosses": [
        "(humorous, slang) Ibuprofen."
      ],
      "tags": [
        "humorous",
        "slang",
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aɪ"
    }
  ],
  "word": "vitamin I"
}

{
  "etymology_text": "From the first letter of ibuprofen, called a \"vitamin\" because some athletes rely on it daily.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "vitamin I (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English humorous terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "English terms with quotations",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/aɪ",
        "Rhymes:English/aɪ/4 syllables"
      ],
      "examples": [
        {
          "ref": "2008, Jayne Williams -, Shape Up with the Slow Fat Triathlete, →ISBN:",
          "text": "Ibuprofen has relieved pain and inflammation for millions of people. It works, scientists believe, by controlling the body's synthesis of a hormone called prostaglandin, which affects the inflammatory response to injury, stress, or injury. Some triathletes tape the little brown pills to their bikes so they can take them as they ride. For people who tolerate vitamin I well, it's pretty much a miracle drug.",
          "type": "quote"
        },
        {
          "ref": "2010, Jim Oooooo, What I Did on My Summer Vacation Or North to Alaska, →ISBN:",
          "text": "But I am up, hobbling around, taking hefty doses of ibuprofen, good ol' vitamin I.",
          "type": "quote"
        },
        {
          "ref": "2017, K.A. Hrycik, Hold for Hiker Trash, →ISBN:",
          "text": "\"Nah,\" The Liberator waved it off, \"I took some good ol' vitamin I.\"",
          "type": "quote"
        }
      ],
      "glosses": [
        "Ibuprofen."
      ],
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "Ibuprofen",
          "ibuprofen"
        ]
      ],
      "raw_glosses": [
        "(humorous, slang) Ibuprofen."
      ],
      "tags": [
        "humorous",
        "slang",
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aɪ"
    }
  ],
  "word": "vitamin I"
}