Ingredient Spotlight: adenosine

Adenosine exists naturally within our bodies and is primarily responsible for cell communication. Recent research shows that when applied topically, it can significantly smooth out our skin and decrease the appearances of fine lines.

Concentration:

0.01% – 0.1% (source)

Potential issues:

None. It scores low (1/10) on the EWG and has not been shown to cause any irritations.