Retinal
Retinaldehyde
1Very low risk. Unlikely to clog pores for most people.
One conversion step closer to retinoic acid than retinol, so stronger at equal percentages.
What it does
cell turnoveranti ageing
How solid is that number
The rating is graded moderate. Reasonably supported, but from fewer or less direct sources than the best-established ratings.
It describes the raw ingredient in isolation. In a finished product, how much is present and where it sits in the ingredient list matter just as much. Run the whole label through the checker to see it in context.
