Barberry

Barberry or as we call it red jewel or ruby is kind of sour and is a traditional Persian food ingredients which it can be easily added to the food in different ways, like your salad dressing
Furthermore medicinal usage of barberry dates back about 2,500 years.
Believe it or not this tiny red edible is highly full of nutritions and antioxidant, contains beneficial plant compounds, helps to manage diabetes, treats diarrhea, protect against metabolic syndrome, reduces blood pressure, triglyceride, cholesterol and blood sugar levels, have anticancer effects and fights acne.