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Biomarkers & blood tests

Can a blood test tell you why your skin is aging?

By The JenSkin Research Team · July 30, 2026

Partially, yes. A well-designed blood panel can identify the specific biological drivers accelerating how a woman's skin is aging — inflammation, glycation, hormonal environment, and nutrient status. It cannot tell you what your skin will look like in ten years, because that depends on sun exposure, sleep, and behaviors a blood test cannot see. But the underlying drivers you can measure.

The peer-reviewed literature on skin aging supports nine specific biomarkers:

Each of those nine numbers maps to a specific mechanism the dermatology literature already understands. The blood test doesn't replace observation of your skin — it explains it.

What a blood test cannot tell you: your sun exposure history, your topical skincare adherence, or the mechanical wear of sleep position and expression lines. Those matter too. But for the internal biology driving how your skin ages, a nine-marker panel is a rich signal.

That is exactly what the JenSkin panel is built to measure.

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References

  1. Fisher GJ et al. "Mechanisms of photoaging and chronological skin aging." Archives of Dermatology, 2002;138(11):1462-1470.
  2. Franceschi C et al. "Inflamm-aging." Annals of the New York Academy of Sciences, 2000;908:244-254.
  3. Monnier VM. "Nonenzymatic glycosylation, the Maillard reaction and the aging process." Journal of Gerontology, 1990;45(4):B105-B111.
  4. Verdier-Sévrain S et al. "Biology of estrogens in skin." Experimental Dermatology, 2006;15(2):83-94.