Doctor & Patient


ProTren Intelligent Probiotics is a new professional strength series probiotics powered by Natren, Inc., the leading brand in probiotic products. ProTren specializes in manufacturing the highest pharmaceutical grade quality probiotic supplements, setting a global standard of excellence, second to none in the dietary supplements industry. ProTren is committed to supporting health care practitioners and their patients through education, accessibility, quality, and designated expert sales consultants.

We stand by our mission of developing, manufacturing and distributing our proprietary blend of pharmaceutical grade quality probiotics to health care professionals and their patients. As experts in probiotics, we utilize our unmatched protective probiotic delivery system that is verified by a world-renowned European Institute, we have been audited a by third-party government entity (through a cGMP process), and manufactured right here in our USA State-of-The Art facility. Please contact a ProTren expert sales consultant today to learn more about how ProTren can help you and your patients.

ProTren Microbiologically Pure
ProTren Intestine
ProTren Contaminant Free

ProTren Probiotic Stories


"ProTren is the best quality, most effective probiotic line availablehave never endorsed any company or product before in my 35 year history of preventative medical work."
~Al Czap Founder, Former Owner and CEO, Thorne Research
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"I have found your probiotics to be extremely helpful Our experience at the University of Alberta has been nothing short of stellar and we will continue to use your probiotic products to assist in the care of our patients."
~Jaggi Rao, MD, FRCPC, Associate Clinical Professor of Medicine Dermatology Residency Program Director, University of Alberta
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"I believe their commitment to excellence and product reliability is unsurpassed in this industry.  I am pleased to recommend their products to my patients and colleagues."
~Mark H. Mellow, MD Medical Director, Integris Digestive Health Center
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"Without your range of probiotics I am absolutely sure I would not have built such a strong practice…No matter what the problem your probiotic range is always among the foundational prescription to get my patients well and keep them well."
~Dr. Alan Profke, Naturopathic Physician, Australia and Vanuatu, Past & Founding President of the Queensland Naturopathic Assn Fellow Member ANTA (Australian Naturopathic Association), Profkes Naturopathic Clinic Pty. Ltd.
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