Benefit: may have the efficacy for moistening dryness and quenching thirst, dry heat cough, internal heat, etc. Great for human health. Great for people all age , perfect in chicken soup and also can used in tea. It can nourish Yin and moisten dryness, increase body fluid and quench thirst, and provide health care against aging. 100% natural drying process, sulfur-free, wash and dry until soft, then repeatedly knead and dry until there is no hard heart, then dry in the sun.