Guava
Level 1 — Generally benignIn Winter's Dictionary
Guava is a flavoring — Jelly flavoring; folk medicine
Also: Psidium guajava
What it does
Jelly flavoring; folk medicine
Where you'll see it
Jelly
What the research says
May alter blood tests using radioactive materials for diagnosis—believed result from antioxidant properties.
Benefits
Leaf used in folk medicine to treat gastrointestinal and respiratory disturbances; antiinflammatory.
Regulatory status
- US FDA: GRAS
Sources
- A Consumer's Dictionary of Food Additives (Winter): may alter blood tests using radioactive materials for diagnosis