EWG Scores ( 1—10 )
1-2  <=> Low Hazard
3-6  <=> Medium Hazard
7-10 <=> High Hazard

You Can Find Out More about EWG Scores here and here.

CIR Findings ( S, SQ, U, UNS )
S   <=>  Safe As Used In Cosmetics
SQ  <=>  Safe For Use With Qualifications In Cosmetics
U   <=>  Unsafe For Use In Cosmetics

You Can Find Out More about CIR Findings here and here.

Comedogenic Rating (Likely to cause Acne)
This Score can be from zero to five (0/5)  to  5/5
Lower scores are better which means it has a lesser
chance of clogging the pores of your skin.