4 Reasons Not to Use Expired Sunscreen

The active ingredients degrade over time Even if the lotion looks and smells fine, the UV filters break down chemically, reducing effectiveness.

The SPF rating drops significantly An expired SPF 30 may actually provide only SPF 10 or less, leaving you unprotected without any visible warning.

Smell and texture are unreliable indicators You cannot tell if sunscreen is still effective by how it looks or smells, so don’t trust your senses.

Sunscreen is cheap; skin cancer is not Toss expired sunscreen and buy a new bottle. The cost is minimal compared to the risk of sun damage.