Originally Posted by
Carbonfiberboy
Technically yes, but link to a study showing that this happens in humans . . .
Fasting humans can convert glycerol to glucose.
Glycerol gluconeogenesis in fasting humans. - PubMed - NCBI
The other part of the triglyceride molecule --fatty acids-- are not or at least are not efficiently converted to glucose.
Glucose Can Be Synthesized from Noncarbohydrate Precursors - Biochemistry - NCBI Bookshelf