While there is no limit to how many serums you can add to your regimen, esthetician Enrique Ramirez, founder of Face to Face NYC, suggests stopping at three. Piling on more products than that is not only time-consuming, it also reduces the chances of each ingredient getting properly absorbed by your skin.

Can I use two serums at the same time?

Limit to Two Serums Per Routine

We recommend you use no more than two serums per routine. ... Of course it is fine to use the same one consistently but by alternating you can effectively use many different serums. Retinoids and serums can be used together, especially if the serum is soothing or hydrating.

Can you layer multiple serums?

The reason why people suggest a maximum of two or three serums comes down to layering and penetration. Heaps of brands, salons and experts recommend leaving time between applying your serums and moisturisers, and doing it in a specific order so as to allow all of the ingredients to actually sink into your epidermis.