"These results provide evidence that hair-straightening cream containing glyoxylic acid is responsible for calcium oxalate–induced nephropathy after hair-straightening procedures of the type ...

 The woman's hair was treated with a straightening cream containing the chemical glyoxylic acid, which is likely to have caused her scalp to burn and ulcerate. Doctors involved in the recent ...

Here, the authors present a water-based synthesis of KGA and MTA using biomass-derived precursors, pyruvic acid and glyoxylic acid, through aldol condensation followed by hydrodeoxygenation reactions.