Funding The authors gratefully acknowledge the financial supports from the National Natural Sciences Foundation of China (81800386), the Hunan Provincial Natural Science Foundation of China (2021JJ30020), the financial supports from the scientific research project of health commission of Hunan province (202101021784), the financial supports from the science and technology plan project of Hengyang City (202150063459) and College Students Research Learning and Innovative Experiment Plan in University of South China (202110555098, S202110555307, X202110555516, X202110555523, X202110555529, S202210555256, 2022X10555115)
The processing of personal data (hereinafter referred to as 'data') includes any handling of data that can identify you as a natural person
Vitamin C enhances antioxidant effects and inhibits melanin, forming a synergistic combination
Brain Function: B12 synthesizes neurotransmitters, including serotonin and dopamine, crucial for mood regulation and cognitive function
Maintain strict sterile technique to reduce infection risk