PRODUCT

Mineral Fusion Brush-On Sun Defense

A zinc oxide powder with a built-in brush, priced below its competitors. Same use case, and the same hard limit: it is a top-up, not a sunscreen.

At a glance

Texture — SPF 30 mineral powder

Key Active — Zinc oxide 24%

Best For — Reapplying over makeup; oil control

Price Tier — $$

SPF 30 mineral powder
All skin tones and sensitive skin

What stands out

A brush-on powder that does not fight your makeup. Brush it on at lunchtime, get some zinc oxide back on your face, and carry on. That is the job.

Zinc oxide at 24%, which is a serious mineral filter load, and the translucent finish avoids the chalkiness some powders have.

It is the cheapest of the SPF powders by a reasonable margin, and free of parabens and phthalates.

Used correctly — as reapplication over a sunscreen you already put on — it earns its place.

Watch out for

It cannot be your only sun protection, and the brand's own instructions ("apply liberally 15 minutes before exposure") unfortunately suggest otherwise. That language invites exactly the mistake to avoid. No powder gets applied at the thickness its SPF was tested at — measured application is roughly a tenth of the standard.

0.14 oz is tiny. Smaller than the Supergoop powders. It is a touch-up product and priced like one only if you use it that way.

Fragrance-free status is not clearly stated — check the label if that matters.

No independent efficacy testing is available. The SPF testing is manufacturer-conducted, which is normal for the category but worth knowing.

Key ingredients

⛑️ Translucent matte finish — easy reapplication with built-in brush

ℹ️ SPF 30 · Mineral

Full ingredient list

Formulation Notes

24% zinc oxide in a loose powder with mica and silica. The mica gives it slip and a soft-focus finish; the silica absorbs oil.

Physically, this is mineral makeup with an SPF claim attached. That is not a criticism of the formula, which is fine — it is a statement about what a powder can and cannot do as a sunscreen.

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