Caffeine
AKA “MEETS USP TESTING SPECIFICATIONS, CERTIFIED REFERENCE MATERIAL
Skin Conditioning
Ingredient Facts
Caffeine
AKA: MEETS USP TESTING SPECIFICATIONS, CERTIFIED REFERENCE MATERIAL
Skin Conditioning · Perfuming · EWG: 2
Synthetic
Fragrance
Skin Conditioner
Clean
Caffeine is the most widely consumed psychostimulant drug in the world that mostly is consumed in the form of coffee. Whether caffeine and/or coffee consumption contribute to the development of cardiovascular disease (CVD), the single leading cause of death in the US, is unclear. The literature indicates a strong relationship between boiled, unfiltered coffee consumption and elevated cholesterol levels; however, there is a critical gap in the literature regarding the effects of coffee or caffeine consumption on fibrinogen or CRP, which is an independent predictor of CVD risk. Available studies are limited by small samples sizes, inclusion of only men (or few women) and unrepresented age or ethnic groups. There is a critical need for controlled laboratory and epidemiological studies that include fibrinogen and CRP markers of CVD risk before conclusions can be drawn regarding the health effects of caffeine and/or coffee in a normal, healthy population of men and women. (A11723). The rela
Formula
C8H10N4O2
Mol. Weight
194.19
CAS #
58-08-2
State
Solid
See origin →
Functions
Perfuming
Added for scent. Can be natural or synthetic. Common irritant and allergen — one of the top reasons people react to products.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Reduces swelling
Reduces redness
Neutralizes free radicals
EWG
2
CIR
Safe as used
Pregnancy
CIR Safety Findings
ewg-2
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USApermitted
CANADApermitted
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Caffeine
European Commission
EU Cosmetic Ingredient Database (CosIng)
Caffeine
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Caffeine's mechanisms of action and its cosmetic use.
A Herman, A P Herman
Skin pharmacology and physiology, 2013
Caffeine's mechanisms of action and its cosmetic use.
A Herman, A P Herman
Skin pharmacology and physiology, 2013
Caffeine's mechanisms of action and its cosmetic use.
A Herman, A P Herman
Skin pharmacology and physiology, 2013
Caffeine's mechanisms of action and its cosmetic use.
Herman A, Herman AP
Skin pharmacology and physiology, 2013
Effects of carbohydrate, caffeine, and combined mouth rinses on physiological and perceptual responses during high-intensity interval exercise followi
Suen MW, Sun F, Ali A, Poon ET
Journal of the International Society of Sports Nutrition, 2025
Associations of coffee/caffeine consumption with postmeno...
Lusine Yaghjyan, Eric McLaughlin, Amy Lehman, Marian L Neuhouser, Thomas Rohan, Dorothy S Lane + 2 more
European journal of nutrition, 2022
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR