| abstract |
The object of the present invention is to provide a hard-tissue regeneration promoter, a pharmaceutical composition, a food composition, a food, etc., useful for regeneration of an impaired or defective hard tissue, which can be prepared in low production and labor costs. That is, regeneration of a hard tissue in an impaired or defective area can be promoted by causing such an agent or composition to contain diatomaceous earth and administering the resulting agent/composition beneath the periosteum in the vicinity of the impaired or defective hard tissue or orally administering the same. |