Adjective
Pertaining to, or derived from, amber; specif., designating a dibasic acid, C/H/.(CO/H)/, first obtained by the dry distillation of amber. It is found in a number of plants, as in lettuce and wormwood, and is also produced artificially as a white crystalline substance having a slightly acid taste.
Source: Webster's dictionaryBaltic amber yields on dry distillation succinic acid, the proportion varying from about 3% to 8%, and being greatest in the pale opaque or bony varieties. Source: Internet
Both of the metabolic breakdown pathways shown for GHB can run in either direction, depending on the concentrations of the substances involved, so the body can make its own GHB either from GABA or from succinic semialdehyde. Source: Internet
In January 2016, it was announced scientists had developed a way to detect GHB, among other things, in saliva. citation Endogenous production Cells produce GHB by reduction of succinic semialdehyde via succinic semialdehyde reductase (SSR). Source: Internet
Arthrobacter crystallopoietes produces a pigment when grown on 2-pyridone (right) but not when grown on succinic acid (left). Source: Internet
They also include much succinic acid. Source: Internet