thiamine

/ˈθaɪəˌmin/
noun
  1. A vitamin (B1) found in foods like whole grains, meat, and nuts, needed by the body to turn food into energy and keep the nervous system healthy.
    • The doctor recommended a supplement with thiamine for better energy levels.
    • A lack of thiamine can cause tiredness and nerve problems.
    • Eating brown rice is a good way to get thiamine in your diet.