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Circadia was founded by the world renowned, and globally recognised, Dr. Peter T. Pugliese. Dr. Pugliese was the first physician of his caliber to dedicate decades of research to understanding the skin and its ability to deliver clinical and relevant information on product development. Prior to the launch of Circadia in 2001, Dr. Pugliese spent 30 years developing and manufacturing products for major brands in the industry.

Science and innovation

Circadia leads the global market in product innovation and prides itself on consistently formulating results-driven, effective skincare that drives retention, repeat sales, and brand loyalty. 

Proprietary formulations include innovative peptide technology, stem cells, second generation vitamins and botanicals.  All products are paraben free, SLS-free, and fragrance-free.


The core of Circadia’s concept is chronobiology, the science of defending skin from environmental damage during the day and stimulating internal repair mechanisms during sleep. 

Circadia harnesses nature and science through the skin and body’s natural circadian rhythms, producing healthy, beautiful skin.


Circadia takes direct ownership of all stages of the production process. 

Ie formulation, test, produce, bottle, package, at the headquarters in Leesport, Pennsylvania

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