Medically reviewed by Mary Choy, PharmD Oxalic acid is naturally found in many healthy plant-based foods.People with kidney ...

Oxalic acid is a naturally occurring compound in many fruits, vegetables, nuts, and whole grains. While small amounts of oxalic acid are not harmful, this compound can inhibit the absorption of other ...

Innovative microbial production of oxalic acid from Issatchenkia orientalis presents a green alternative for rare earth element extraction and sustainability.

Q: I've heard that spinach and some other vegetables contain significant amounts of oxalic acid, which can interfere with absorption of some minerals. What do you think about the oxalic acid issue? A: ...