October 30, 2025

We all know our birth age, but when it comes to skincare, that number doesn’t always tell the full story. Two people at 45 can look completely different—one with smooth, firm skin, the other with deeper wrinkles and uneven tone. The difference is biological skin age, a measure of how fast your skin is really aging. Understanding this age, and whether you’re experiencing accelerated skin aging, is the key to building skincare that truly works for you. What Is Biological Skin Age? Your biological skin age reflects the cond

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October 7, 2025

In the world of skincare, one-size-fits-all solutions no longer make sense. Your skin’s needs are unique, not only because of your chronological age but also because of how your biological skin age and level of accelerated aging evolve over time. The SEHI (Skin Epigenetic Hydroxylation Incompetence)-based skin aging self-test is transforming how we understand, track, and care for our skin. It helps you move beyond guesswork and enter a new era of true personalization. What Is SEHI and Why Does It Matter? SEHI reflects the sk

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September 28, 2025

For decades, skincare has largely been guided by generalized claims such as “anti-wrinkle,” “firming,” or “brightening.” While somewhat effective, these approaches rarely consider that each person’s skin ages differently. Recent advances in skin biology and consumer technology are now opening the door to a new era: truly personalized skincare based on self-testing of skin aging speed. Why “Aging Speed” Matters Skin aging is not simply about chronological years; it is about biological speed. Two people of the

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