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Providing quality clinical results for over 30 years.

IRSI Blog...

Current Trends in Treating Aging Skin

Every year it becomes harder to keep up with the new, innovative and sometimes revolutionary approaches to treating aging skin. Read more..

In Vitro Testing in the Cosmetic Industry

In vitro testing is an effective alternative method to animal testing. It is used to test the safety and efficacy of chemicals, bio-chemicals and materials in the pharmaceutical, cosmetic, chemical, food and medical industries. Read more..

Phases of Clinical Trials

Clinical trials are scientific studies that are conducted to find ways to prevent, screen for, diagnose or treat diseases. Read more..

Dermatological Clinical Trials

Dermatological clinical trials are coordinated studies that help in the advancement of medicine within the dermatology industry. Read more..

Video: Providing Quality Clinical Results for Over 30 Years

International Research Services, Inc. (IRSI) is a privately held clinical research company founded in 1977. Specializing in dermatological safety and efficacy testing, we are the leader in biophysical instrumental analysis. Read more..

In Vivo Efficacy Programs

Studies that are done in vivo are studies where the effects of various biological entities are tested on whole, living organisms or cells, usually animals, and including humans and plants. Read more..

In Vitro Efficacy Programs

In vitro is latin for 'in the glass' and refers to studies and research that are performed with microorganisms, cells or biological molecules outside their normal context. Read more..

Phase I-IV Rx Clinical Trials

Phase I of an Rx clinical trial was formerly referred to as "first-in-man studies" but was renamed "first-in-human studies" to be gender neutral. Read more..

Cosmetrics Analysis and the FDA

The Food and Drug Administration is not legally required to approve cosmetic products and ingredients, other than color additives, but there are regulations in place that apply to cosmetics as it relates to interstate commerce. Read more..


Bioinstrumentation is the use of bioelectronic instruments for the recording or transmission of physiological information. Read more..


The word 'cosmeceutical' is becoming more widely used in the natural organic skincare industry. The origin of the term cosmeceutical comes from combining 'cosmetic' and 'pharmaceutical'. Read more..

IRSI- The Leader in Biophysical Instrumental Analyses

IRSI is a leader in biophysical instrumental analyses and visual and tactile dermatological assessment, offering quality performance in safety and in-use trials. Read more..

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