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Boron Nitride

What Boron Nitride is & what it does

A soft mineral powder that gives a silky slip, soft-focus blur, and a smooth, luminous finish. It improves the feel and look of powders and creams.

What is Boron Nitride and what does it do in sunscreen?

Boron Nitride is a soft mineral powder used to improve how a product feels and looks. In sunscreen it gives a silky slip and a soft-focus blur, so the cream or powder glides on smoothly and leaves a more even, luminous finish. It also helps mattify, soaking up a little surface shine without making the skin look dry. Think of it as a texture and finish enhancer rather than an active ingredient.

Is Boron Nitride safe?

Yes. Boron Nitride is an inert mineral powder that sits on the surface of the skin and is not absorbed, so it is well tolerated by most people. It is widely used in face powders, foundations, and sunscreens for its smooth slip. It is non-reactive and not a known irritant at the levels used in cosmetics.

Does Boron Nitride clog pores?

Generally no. Boron Nitride is considered non-comedogenic and is not flagged as a pore-clogging ingredient in our data. It is a dry, inert powder rather than a heavy oil or wax, and it actually helps mattify and blur the skin. If you are breaking out, the richer emollients and oils elsewhere in a formula are far more likely the cause.

Is Boron Nitride a UV filter?

No. Boron Nitride is a mattifier and texture agent, not a UV filter, and it does not provide sun protection on its own. It is easy to confuse with the mineral filters because it is also a fine mineral powder, but the actual sun protection comes from filters like zinc oxide, titanium dioxide, or the organic filters. Boron Nitride is there to improve slip, blur, and finish.

What is Boron Nitride on an ingredient list (INCI)?

"Boron Nitride" is the INCI name printed on the label. It is a synthetic ceramic mineral made of boron and nitrogen, prized in cosmetics for its silky, soft-focus feel. You will usually find it among the powders and texture agents rather than near the actives.

Is Boron Nitride vegan?

Yes. Boron Nitride is a synthetic mineral made from boron and nitrogen, with no animal-derived components, so it is suitable for vegan formulas. It is produced in a lab rather than sourced from plants or animals.

Sunscreens with Boron Nitride

We rate 97 sunscreens that contain it, showing the top 10 by overall score:

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