- ADVERTISEMENT -A viral trend called Project Pan, in which influencers and laypeople alike show off their well-used skin care products and makeup, is exploding on TikTok. The challenge is to “hit pan” – to reach the metal pan at the bottom of powder makeup like eye shadows and blushes, or to get every last drop out of bottles, jars and tubes – before buying more. – – –How to extend the life of makeup and skin care productsStore them properlyTo extend the lifespan of products by preventing them from drying out or separating, “keep makeup away from heat, sunlight and humidity,” says Maria Jones, a makeup and beauty expert at CoverClap. “Contamination is a more concerning occurrence [than efficacy], as it could cause skin irritation or, worse, a skin infection,” Zalka says. Here’s how: “Get a little plastic travel jar, dump all of the powder product in there and use a clean metal makeup spatula to break up any larger pieces.