A lot of people apply their skincare products one after the other without giving them time to fully sink in. Others wait up to 5 minutes between each product, making their skincare routines unnecessarily long. Click through to find out how long you should really wait between products to enhance their effectiveness without wasting time.
Both the effectiveness and safety of a product depend on the concentration of its ingredients. Even the best ingredients, like vitamin C, won't do anything for your skin if there's too little of it in the product. And, even irritating ingredients won't bother your skin if they're present in only trace amount. So, how can you figure out the concentration of an ingredient in a skincare product? Click through to find out.