Studies have shown that both To The Root and Not Today, Grey are effective on men and women, and on all hair colors. They’ve also confirmed that they are more effective during early stages of the greying process: the less grey hair, the easier it is to slow and re-pigment.
Not Today, Grey – Qualitative Study
30 participants
3 months of use
ages of 30-53
67% female
33% male
all with <25% grey
1oo%
reported their hair felt more vibrant and healthy
9o%
saw less grey hair growth
9o%
said their hair felt thicker, fuller and smoother
To The Root - Main Ingredient Consumer Study*
140 participants
3 months of use
ages of 21-70
59% female
41% male
all with <30% grey
71%
reported healthier hair overall
64%
reported less grey hair growth
5o%
saw roots growing in darker
*External study conducted using the Palmitoyl Tetrapeptide-20 Amide
In a clinical study conducted on 15 men age 18-35 using the Palmitoyl Tetrapeptide-20
3o-81%
grey hair density decreased
an average of 30% - up to 81%