17 products in the catalog
Ingredient safety
The average covers the ingredient-safety axis only, computed live from each product's raters — never a blended or stored brand score. Open a product to weight the axes yourself.

Person & Covey
DHS Tar Shampoo
96
Data Robust · 6/7
4 raters · broadly agree
Weakest on Ingredient safety

Person & Covey
DHS SAL Shampoo
95
Data Robust · 7/8
3 raters · broadly agree
Weakest on Ingredient safety

Person & Covey
DHS Clear Shampoo
73
raters split 60–100
Data Robust · 7/7
4 raters · split 60–100 on ingredient safety

Person & Covey
DHS Regular Shampoo
58
raters split 42–100
Data Robust · 9/9
4 raters · split 42–100 on ingredient safety

Person & Covey
DHS Tar Gel Shampoo
57
raters split 42–100
Data Robust · 8/9
4 raters · split 42–100 on ingredient safety

Person & Covey
DHS Zinc Shampoo
57
raters split 42–100
Data Good · 9/11
4 raters · split 42–100 on ingredient safety