Aerosol sunscreen (spray sunscreen) — safety profile

What is this product?

Aerosol spray sunscreens — the spray-can delivery format for chemical UV filters, distinct from lotion/cream sunscreens (hq-p-bdy-000002). Aerosol sunscreen compounds the chemical concerns of conventional sunscreen formulations with unique delivery-format hazards: propellant gases (butane, isobutane, propane, dimethyl ether), inhalation exposure to UV filter aerosol particles during application, and the 2021 discovery that several major aerosol sunscreen brands contained benzene contamination from propellant sources. Aerosol sunscreens are heavily used on children at beaches and outdoor events — the spray format's convenience conceals inhalation risks that are effectively zero with lotion application. The FDA has expressed specific concerns about aerosol sunscreen safety that go beyond its concerns about lotion formulations.

What's in it

Click any compound name for its full safety profile, regulatory consensus, and exposure data.

Who's most at risk

• Pregnant Women — Dermal absorption of endocrine disruptors; fetal exposure
• Children — Thinner skin, higher surface-area-to-body-weight ratio

How to use it more safely

• Apply in well-ventilated outdoor areas away from face
• Use short, controlled bursts from 6+ inches away from skin
• Allow spray to dry completely before dressing or going near flames
• Keep away from children and supervise application

Red flags — when to walk away

• Spraying aerosol sunscreen directly on children's faces or in enclosed spaces — Direct facial spray creates an inhalation cloud of UV filter aerosol and propellant gases. Children have higher inhalation rates per body weight than adults. In enclosed spaces (car, changing room), propellant and aerosol concentrations are multiplied.
• Aerosol sunscreen from brands included in 2021 benzene recall (Neutrogena Beach Defense, Aveeno Protect+Hydrate, others) — Multiple major-brand aerosol sunscreens were found to contain benzene at levels exceeding safety thresholds. Products recalled include Neutrogena and Aveeno aerosol sunscreens from Johnson & Johnson. Remaining stock may be in homes or stores.
• Aerosol sunscreen applied near open flame (barbecue, bonfire, gas stove) — Aerosol sunscreen propellants (butane, isobutane, propane) are flammable. Multiple burn injury cases have been documented when aerosol sunscreen was applied to skin that subsequently contacted flame — the propellant deposited on skin and hair can ignite. This is a distinct safety hazard beyond chemical exposure.

Green flags — what to look for

• Non-aerosol lotion sunscreen with zinc oxide or titanium dioxide as sole UV filters — Eliminates propellant (benzene contamination risk), inhalation exposure to UV filter aerosol, and chemical UV filter systemic absorption. FDA-proposed GRASE status for zinc oxide and titanium dioxide. Non-aerosol application eliminates the aerosol-specific hazards entirely.
• EWG Sunscreen Guide rating 1-2 for the specific product — EWG's annual sunscreen ratings evaluate UV filter safety, photostability, SPF accuracy, and ingredient concerns. A rating of 1-2 indicates a product with mineral actives, full photostability, and low-hazard formulation.

Safer alternatives

• Lotion or cream sunscreen — No inhalation risk; easier to apply safely to face and sensitive areas
• Stick sunscreen — Solid form eliminates spray inhalation hazards and accidental eye contact
• Mineral (zinc oxide/titanium dioxide) sunscreen lotion — Physical blockers with lower toxicity concerns than chemical alternatives

Frequently asked questions