Dermaplaning has been around for a few years. But the new viral product, Hair Identifier Spray, has upped the shaving game with its unique feature. People are using it to highlight every single strand of hair on their faces. As with most products from TikTok shop, there’s a fair amount of skepticism associated with Hair Identifier Spray too. After all, you’re trusting it with your face. So we spoke to a certified dermatologist to understand the pros and cons of using the viral product before dermaplaning and her advice is to proceed with caution. Is the Hair Identifier Spray safe to use?Certif…