| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | spirulina | African countries | Traditionally harvested and used as a source of nutrition and food security | 1 |
| 2 | spirulina | African countries | Used as a traditional food source, particularly in parts of Africa where it has been harvested from natural water sources for centuries | 1 |
| 3 | spirulina | African countries | Spirulina is not commonly consumed and may not be well-known as a health supplement. | 1 |