If cooked, simmer for more than two hours and drink the residue; There are no conditions for decoction, so it is recommended to grind it and take it orally. Don't be afraid to destroy the ingredients. The main effective component of Dendrobium candidum is Dendrobium polysaccharide, which is not afraid of high temperature cooking, so don't worry. Dendrobium nobile is medicinal, so don't take it as the daily health care of Dendrobium candidum!