Kundalini has some significant benefits, some of them are:
Stress regulation
Sleep improvement
Improves cognitive functioning
Boosts self-perception and self-appreciation
Body posture
Builds strength
Improves flexibility
Connection with the inner self
Empathy and mindfulness
It helps with addictive behaviour
Helps ease stress and anxiety
Helps with period and menopause pain
After some time of practice you will notice changes from how you walk to how you think about yourself, how you manage difficult and stressful situations more composedly and how you can focus and enjoy the present moment.