Most of us have experienced this: we stand in front of the bathroom mirror, layering on expensive serums, sealing them in with thick creams, and inevitably, by mid-afternoon, our skin is still feeling tight, depleted of moisture, and just plain drab.
Posted by tiddbit01 24 days ago (https://tiddbit.com/blogs/news/why-your-serum-is-not-enough-hyaluronic-acid-is-ingestible)

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