The answer depends on the specific serum. Many serums can be used both morning and night, offering various benefits. However, some serums are designed for specific times of day.
When to Use Serum: Morning vs. Night
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Morning Serums: Vitamin C serums are often recommended for morning use. They help protect against sun damage due to their antioxidant properties. Skin Pharm highlights this, advising that dermatologists generally recommend vitamin C in the morning routine. Also, serums with light-activated ingredients (LAA) are best applied in the AM. r/SkincareAddiction
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Night Serums: Retinol serums are usually applied at night. They are often more potent and can increase sun sensitivity. r/SkincareAddiction states that retinol should be used in the PM and not every night when starting. Additionally, some believe that night is ideal for serum application because your skin is more receptive while you sleep, allowing for better absorption. NIVEA
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Both Morning and Night: Many gentle serums, such as hyaluronic acid, niacinamide, or anti-redness serums, can be applied both morning and night. [MORNING SKINCARE ROUTINE ADVICE] These are often lighter in texture and less likely to cause sensitivity. The application should always be on clean skin to ensure optimal absorption. No7 Beauty
Examples of Serums and Their Application Times
- Hyaluronic Acid Serum: Morning and/or night.
- Niacinamide Serum: Morning and/or night.
- Anti-Redness Serum: Morning and/or night.
- Vitamin C Serum: Typically morning.
- Retinol Serum: Typically night.
Remember to always follow the instructions provided on your specific serum's packaging. Some serums, such as the Medik8 r-Retinoate Day & Night Eye Serum, are designed for both morning and night use. Medik8