Activates the Scalp at the Roots
Designed to stimulate the scalp and support healthy blood circulation, helping create the right environment for stronger hair growth.
Trusted by 10 Lakh+ Indian Men
Free, Fast, & Discreet Delivery
Trusted by 10 Lakh+ Indian Men
Free, Fast, & Discreet Delivery
Trusted by 10 Lakh+ Indian Men
Free, Fast, & Discreet Delivery
Men reported improvement in hair strength and resilience.
Men reported reduction in hair fall
*Effective from first time use. Based on feedback from 50,000+ users.
Designed to stimulate the scalp and support healthy blood circulation, helping create the right environment for stronger hair growth.

Prepares the scalp to better absorb serums, oils, and treatments, making your hair care routine more effective.

A quick, roll-on solution that fits easily into your routine no complicated steps or downtime.

Crafted for men dealing with hair thinning or early hair fall, Activate Derma Roller supports consistent, long-term hair health when used regularly.

Sigma Guys is trusted for its scientifically backed formulas that strengthen hair from the root, improve scalp health, and support thicker, fuller growth designed to restore confidence naturally.







July 26, 2025
Visible density around my hairline after 4 consistent uses—worth every rupee!
July 25, 2025
My scalp has got all the blood flow it needs and the serums absorb so much more better after using it!
July 25, 2025
This roller feels premium and works wonders when used regularly—my hairline has started to come back.
July 25, 2025
July 23, 2025
July 31, 2025
4.5
July 26, 2025
A must-have if you’re using Regrow serums—this roller makes everything work better.