How long can fingernails grow?

It may take 3 years to 8 months for fingernails to grow well, because everyone's physique is different and metabolism is different, so there will be a certain deviation in the growth rate of fingernails. People with fast metabolism may take 3 to 6 months, and people with slow metabolism may take 6 to 8 months. Need to eat some rich vitamins and high-quality protein-rich foods, do a good job of local care to help growth.