Face oils are typically used to moisturize and nourish the skin, explains Dr. Peterson Pierre, M.D., a Los Angeles-based board-certified dermatologist. “A serum is a very versatile product packed with a high concentration of active ingredients,” he says. These actives help target more specific skin concerns (think acne and hyperpigmentation). Read on to learn more about their differences and how to incorporate each product into your skin care regimen.

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