Parsing through the beauty aisle or reviewing skin-care ingredients lists can be incredibly confusing if you aren’t sure what you’re looking for. Without consulting an expert, you might be hesitant to add a new product to your routine—fearing it won’t work for you, or even worse, irritate the skin. To help you navigate the complicated beauty marketplace, we saw it best to detail the most popular skin-care ingredients you’ve been thinking about—consulting with five dermatologists on how to incorporate them into your routine and what’s worth your buy. “What ingredients you add to your routine depends on the needs of your skin and what goals you’re trying to achieve,” explains…