Molecule of the Day presents: L-Methamphetamine.

L-methamphetamine…is found in Vicks Vapor Inhalers. … This is the mirror image of D-methamphetamine - the street drug.

The thing is, L-methamphetamine isn’t really anything like the D-methamphetamine isomer that is found in street drugs. D-methamphetamine is psychoactive, while L-methamphetamine isn’t very psychoactive at all. In certain receptor and enzyme pockets where D-methamphetamine fits, L-methamphetamine fits like a left foot in a right shoe.

This is a post from 2006! That is to say: fromthearchives. Get used to it, the internet is being boring.

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