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Why Your SPF Routine Needs to Change in Spring and Summer

As spring turns to summer, UV exposure becomes stronger, more consistent, and more damaging to collagen and pigmentation. For women in their 40s and beyond, this compounds more quickly because estrogen decline already affects collagen production. Pairing a vitamin C antioxidant serum beneath your SPF gives skin two layers of protection — blocking UV radiation while neutralizing the oxidative stress that still gets through.

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