That’s where the concept of comedogenicity and non-comedogenic products comes in. To break down what the word “comedogenic” means, consider that comedones are bumps caused by clogged pores.

For acne-prone skin, board-certified dermatologist Dr. Nkem Ugonabo shares with Business Insider that she likes lightweight moisturizers that are non-comedogenic to avoid clogged pores on the skin ...

Dr Hiba Injibar, Consultant Dermatologist and founder of Dermasurge Clinic, explains “Non-comedogenic means that a product is formulated not to clog pores, reducing the risk of breakouts”.

The trick is to look out for formulas which are oil-free, made without heavy ingredients, or labelled non-comedogenic, which means they're less likely to clog your pores. What SPF should you use ...