As such, we expect a lot from it.

With so many options on the market, it is easy to get lost in the selection.

And on the quest to find the perfect shade, many consumers forget one thing: what is actuallyinfoundation?

Woman smiling with different shades on foundation on both cheeks

Naturally, the answer depends on the kind of foundation you’re looking for.

Research has also suggested that phthalates could have similar affects, perMedical News Today.

The FDAdoes not have toapprove ingredients for cosmetic use.

Foundation bottle, beauty sponge, and foundation sample in a petri dish on a table

So, what exactly is in your foundation?

Know your bases

The first step to any foundation is its base.

There are three main kinds of liquid foundation bases: water, silicone, and oil, perMakeup.com.

Woman applies face cream (on top of makeup?)

Foundation can also be powder-based, perByrdie.

Water-based foundations are known for being gentle on the skin, per Makeup.com.

Silicone creates a soft texture

So how do you spot a silicone-based foundation?

Check for ingredients that end in -cone, -methicone, -silicate, or -siloxane.

Instead, you should look forfoundations for acne-prone skin.

For example, a water-based primer with a water-based foundation will congeal together beautifully.

But a silicone-based primer and a water-based foundation?

Those will simply slip and slide all over your face, notesMakeup.com.

If you could’t quite figure out why your foundation isn’t sitting properly, this could be why.