Heating processing the silk when it is contacted the solid surface, it makes the denaturation silk, the hot water extracts this ones and makes the extraction water solution, this the make-up water, makes the medical supply and the medicine public item, etc at the time of applying to the item and the medical supply and the like, colorless, it possesses transparency, and odorless characteristic, assures the low-molecular quantification of the silk protein, it actualizes quality and the cosmetics etc of action which are superior.固体表面に接触した状態で絹を加熱処理して変性絹とし、このものを熱水抽出して抽出水性溶液とし、これを化粧水、医薬品、医薬部外品等とし、品、医薬品等への応用においても、無色、透明性、そして無臭性を有し、絹タンパク質の低分子量化を図り、優れた品質と作用の化粧品等を実現する。
