Where dose nicotine come from?

As you may know it is a chemical that is intrinsically produced by a tobacco plant. Actually it is found in any nuber of plants that belong to the nightshade household. It is an alkaloid and therefore chemically related to some wonderful substances such as cocaine and morphine. Perhaps to be precise why it is so addictive.

But what is key in the order of nicotine is that naturally speaking, it comes from a plant.
nicotine is an alkaloid substance found instinctively in Nicotiana tabacum
Found instinctively in heaps plants, it is actually a precursor for Niacin, b3
It is a sort of chemical prepared chemically by the tobacco plant .
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