Many companies are making the switch to eco-friendly packaging and incorporating more plant-based ingredients into their products. But there’s also another side of green beauty, and it has to do with keeping unwanted purchases and used-up packaging from piling up on our planet. Here are five ways to shop smarter and give back to Mother Earth in the process. Can’t reach the serum in the bottom of the jar? If a cotton swab doesn’t get it, consider a tool designed to keep products from going to waste. One to try: Recoup Beautiscoop, a wand with two spatulas that fit through the neck of small bottles. But don’t try to thin out the formula. “Water seriously impacts a product’s efficacy,” says Annie Jackson, cofounder of clean beauty brand retailer Credo. Better to turn a bottle over, give it a shake, then let gravity do the rest Plastic bottles with an imprint of the number 1, 2, or 5 within a triangle are typically recyclable. Their caps, however, may not be. “Cosmetic packaging with mixed materials like metal and plastic are notoriously difficult to recycle,” says Ashlee Piper, an ecolifestyle expert. Happily, stores like Origins and Credo will recycle caps, empty tubes, and ...