Why Preservatives Matter in DIY Skincare (And When You Need Them)
If you make your own lotions, scrubs, or masks, preservatives aren’t optional — they’re essential for safety. Many DIY skincare recipes online skip preservatives, but any product that contains water can grow bacteria, mold, and yeast within days. Understanding when and why preservatives matter will help you make safer, longer-lasting skincare products. This guide explains […]
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