Purchase the tea tree oil of your choice. Most health food stores, drugstores and large discount chains carry this item. Tea tree oil is also widely available online, and most brands are sufficient for treating a cold sore.
A vitamin (US /ËvaÉªtÉmÉªn/ and UK /ËvÉªtÉmÉªn/) is an organic compound and a vital nutrient that an organism requires in limited amounts.s a result, most of the fat-soluble vitamins (such as the vitamins A, D, E, and K) that contain amounts above the daily allowance are drug products. The daily dosage of a vitamin supplement for example cannot exceed 300% of the recommended daily allowance, and for vitamin A, this limit is even lower (200%).
vitamin noun [C]. B2 any of a âgroup of ânatural âsubstances that are ânecessary in âsmall âamounts for the âgrowth and good âhealth of the âbody: a vitamin âpill Oranges are âfull of vitamin C.More examples. 1  A â diet â deficient in vitamin D may â cause the â disease â rickets. biology any of a âgroup of ânatural âsubstances that are ânecessary in âsmall âamounts for âgrowth and good âhealth and that are âobtained from âfood. (Definition of vitamin from the Cambridge Academic Content Dictionary Â© Cambridge University Press).