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skin cell layers

Why Skin Renewal and Exfoliation Matter at Every Age

Your skin sheds between 30,000 to 40,000 dead skin cells every minute—a natural renewal process that reveals fresh, healthy skin underneath [1]. But without regular exfoliation, many of these cells remain on the surface, leading to buildup, dullness, and clogged pores [2].

At the same time, collagen production begins to decline in your mid-20s, reducing skin firmness and elasticity, which contributes to the visible signs of aging [3].

Cell Turnover

Your skin regenerates itself through a natural process called cell turnover, where new skin cells are created in the basal layer and migrate to the surface, replacing older cells that are meant to shed [4]. However, moisturizers and serums can sometimes trap dead skin cells, making exfoliation essential to clear the way for new cells and boost the efficacyof your skincare products [5].

In your 20s, this cycle takes about 28 days. By your 40s and beyond, it slows to 40–60+ days, leading to:

  • Creates uneven texture & speeds visible aging [4][6]
  • Dulls your natural glow
  • Clogs pores & reduces product absorbtion
microscopic skin cells

What Aging Does to Skin Structure

As you age, your skin undergoes several critical changes:

  • Collagen and elastin decline, reducing firmness [3]
  • Natural exfoliation slows, causing buildup [4]
  • Moisture retention weakens, leading to dryness and crepiness [7]. Free radicals and UV damage degrade the skin barrier over time [8]
the science behind glisn skin

Why Exfoliation Is Critical for Skin Health

Exfoliation helps remove layers of dead skin that linger on the surface. Without it, new skin cells stay trapped underneath debris, making skin appear dull, dry, and aged [2][9]. The Key Benefits of exfoliation are:

  • Smooths texture and unclogs pores and encourages faster skin cell renewal
  • Enhances absorption of serums and moisturizers
  • Brightens and evens skin tone and reduces appearance of fine lines and spots [9]

Why Advanced Clinical Ingredients

Advanced clinical ingredients are formulated based on evidence-backed dermatological research to target specific skin concerns at the cellular level. These actives, such as Retinol, vitamin C, peptides, ceramides, antioxidants are designed to penetrate the skin barrier effectively and trigger biological responses like collagen synthesis, cell turnover, and barrier repair.

Unlike basic moisturizers, clinical formulations use optimized concentrations and delivery systems proven in controlled studies to improve skin texture, elasticity, and signs of aging over time [1].

Reference:

  1. Dreno, B., Araviiskaia, E., Berardesca, E., Gontijo, G., Sanchez Viera, M., & Xiang, L. F. (2014). The science of dermocosmetics and its role in dermatology.  28(11), 1409–1417

Citations / References

  1. Yale Medicine Dermatology. (n.d.). Your Skin Is Always Renewing Itself. Retrieved from https://www.yalemedicine.org
  2. Mukherjee, P. K., Maity, N., Nema, N. K., & Sarkar, B. K. (2011). Bioactive compounds from natural resources against skin aging. Phytomedicine, 19(1), 64–73. https://doi.org/10.1016/j.phymed.2011.06.003
  3. Varani, J., et al. (2006). Decreased collagen production in chronologically aged skin. The American Journal of Pathology, 168(6), 1861–1868. https://doi.org/10.2353/ajpath.2006.051302
  4. American Chemical Society. (2007). Why does skin wrinkle with age? Retrieved from https://www.acs.org
  5. Dermato-Endocrinology. (2012). Skin anti-aging strategies. Dermato-Endocrinology, 4(3), 308–319. https://doi.org/10.4161/derm.22804
  6. Journal of Clinical and Aesthetic Dermatology. (2015). Skin aging and rejuvenation. JCAD, 8(1), 43–48. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4295849/
  7. Rawlings, A. V., & Harding, C. R. (2004). Moisturization and skin barrier function. Dermatologic Therapy, 17(s1), 43–48. https://doi.org/10.1111/j.1396-0296.2004.04s1005.x
  8. Rinnerthaler, M., et al. (2015). Oxidative stress in aging human skin. Biomolecules, 5(2), 545–589. https://doi.org/10.3390/biom5020545
  9. American Academy of Dermatology Association. (n.d.). Exfoliation: What to know before you do it. Retrieved from https://www.aad.org

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