70
Participants
Start Date
January 16, 2023
Primary Completion Date
March 12, 2023
Study Completion Date
March 31, 2023
Study product plus collagen supplement
The participants in this arm will use the assigned product for 2 months, 5g one time, once a day.
Study product without collagen supplement
The participants in this arm will use the assigned product for 2 months, 5g one time, once a day.
Ai'er Hospital, Shanghai
SPRIM Central Lab, Shanghai
Guangdong HuaPeptides Biotechnology Co., Ltd.
INDUSTRY