What's the easiest way to save trouble? Zuli? Apply it to your beard after washing your face every day, and stick to it every day, and your beard will grow.
Androgen must be supplemented. Eat more mutton, eggs, fruits and vegetables, and don't eat spicy and greasy things.
Ginger can also promote beard growth. It can stimulate hair follicles and make beards grow.
We should also strengthen exercise in our spare time.