Magnolia officinalis is the bark, root bark and branch bark of Magnolia officinalis and Lushan Magnolia officinalis. Honokiol can treat symptoms such as stagnation of qi, abdominal distention, constipation, dampness in the middle Jiao, epigastric vomiting and diarrhea, chest fullness, asthma and cough.

Honokiol is a lignin compound that is separated from traditional Chinese medicine. It belongs to phenol -type compounds and is one of the main components of Hill. Honokiol is tan to white fine powder, with fragrance, spicy taste, and slightly bitter.