You've been applying that brightening serum religiously for three months now, and your dark spots look exactly the same. Here's what probably went wrong. Most people don't realize that serums need specific conditions to actually work. If you're layering products in the wrong order, using expired vitamin C, or skipping sunscreen during the day, you're basically wasting your money. Temperature matters too, heat breaks down active ingredients faster than you'd think. Before you give up and toss that bottle, check how you've been storing it. The Cosmetics Store Neillsville, WI can help you figure out what went wrong and whether your routine needs a complete reset. Perfectly Calibrated, LLC : https://www.google.com/maps?cid=18243927408837721699 Get the full story : https://gulfsena.com/blogs/60839/Why-Your-Brightening-Serum-Isn-t-Working-After-3-Months