What is coconut shell charcoal?

One of the cleanest and most favored sources of obtaining activated charcoal is from coconut shell. While other materials like wood, coal, or other carbon-based sources are also suitable charcoal sources, coconut shell charcoal quality is far superior to others. Coconut charcoal is food grade quality excellent, meaning it can be ingested orally or uses in filtering devices. It also has medical uses in devices for filtering blood like dialysis units.