A: Yes. Some foods that contain twice as much oxalic acid as star fruit, ounce for ounce, include parsley, chives, purslane, cassava, amaranth and spinach. Foods that contain similar amounts of ...

Medically reviewed by Allison Herries, RDNOxalate, or oxalic acid, is a plant chemical found in some foods and is produced by the body as a by-product of digestion. While getting too many oxalates is ...

We often think of dangerous health threats as sudden events—a heart attack, a stroke, or a cancer diagnosis that seems to come out of nowhere. But the truth is, many of the greatest threats to our ...

Star fruit (also known as carambola) can pose a significant health risk for individuals with already impaired kidney function. While the fruit is considered generally safe for healthy people, it ...

A: Oxalic acid is a potent but toxic cleaner that removes rust and stains caused by iron, water and tannic acid. It's available in dry crystal form, to be dissolved in warm water for use.