So-called superfoods may have an unusually high content of antioxidants, vitamins, or other nutrients.
This is to create a superfood that scientifically fills the stomach and keeps it full.
For example, some seaweeds hailed as superfoods contain natural toxins which are thought by some to increase risk of cancer and liver damage.
Blackstrap has long been sold as a dietary supplement, being touted as a health food or superfood.
Possibly the most studied superfood group, berries, remain under scientific evaluation and are not proven to have superfood health benefits.
Some people consider it a superfood.
Food includes use of superfoods such as maca, mesquite, purple corn, agave and yacon syrup, acai and goji berries which are also sold in store.
When the preliminary laboratory results were published, the reaction of scientific literature backed the possibilities of the supposed superfood.