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KGK Science Inc. has conducted more than 350 studies over our 23 years in business. We are proud to present the work we have achieved with our clients. The following publications are a sample of our continuously growing body of clinical research publications.


Efficacy of a novel formulation of L-carnitine, creatine, and leucine on lean body mass and functional muscle strength in healthy older adults: A randomized, double-blind placebo-controlled study

 Evans, M., Guthrie, N., Pezzullo, J., Sanli, T., Fielding, R., & Bellamine, A. (2017). Nutrition & Metabolism, 14(1).


Effectiveness of lactobacillus helveticus and lactobacillus rhamnosus for the management of antibiotic-associated diarrhoea in healthy adults: A randomised, double-blind, placebo-controlled trial

Evans, M., Salewski, R., Christman, M., Girard, S., & Tompkins, T. (2016). British Journal of Nutrition, 116(1), 94-103. 

Safety and efficacy of a Labisia pumila var alata water extract on sexual well being and lipid profile of pre- and postmenopausal women: A randomized double-blind pilot study  

Annie, G., Dale, W., Azreena, A., & Malkanthi, E. (2014). African Journal of Biotechnology, 13(6), 768-777.

A randomized, double-blind, placebo-controlled clinical trial evaluating dermytol® cream for the treatment of actinic keratoses 

 Evans, M., Kalman, D., Alvarez, P., Paquet, M., & Guthrie, N. (2014). Clinical, Cosmetic and Investigational Dermatology, 7, 215-224.


An open label pilot study to evaluate the efficacy of spanish black radish on the induction of phase I and phase II enzymes in healthy male subjects

 Evans, M., Paterson, E., & Barnes, D. (2014). Bmc Complementary and Alternative Medicine, 14(1), 475-475.


Efficacy of a natural mineral complex in north american adults with osteoarthritis of the knee: A randomized double-blind placebo-controlled study. 

 Evans, M., Wilson, D., & Guthrie, N. (2014). Open Access Rheumatology: Research and Reviews, 6, 91-103.


A randomized, double-blind, placebo-controlled, pilot study to evaluate the effect of whole grape extract on antioxidant status and lipid profile

Evans, M., Wilson, D., & Guthrie, N. (2014). Journal of Functional Foods, 7(1), 680-691.


Pantethine, a derivative of vitamin B5, favorably alters total, LDL and non-HDL cholesterol in low to moderate cardiovascular risk subjects eligible for statin therapy: A triple-blinded placebo and diet-controlled investigation

Evans, M., Rumberger, J. A., Azumano, I., Napolitano, J. J., Citrolo, D., & Kamiya, T. (2014). Vascular Health and Risk Management, 10, 89-100.


Influence of a probiotic mixture on antibiotic induced microbiota disturbances

Forssten, S., Evans, M., Wilson, D., & Ouwehand, A. C. (2014). World Journal of Gastroenterology, 20(33), 11878-11885.


Evaluation of serum-derived bovine immunoglobulin protein isolate in subjects with diarrhea-predominant irritable bowel syndrome

Wilson, D., Evans, M., Weaver, E., Shaw, A. L., & Klein, G. L. (2013). Clinical Medicine Insights: Gastroenterology, 2013(6), 49-60.


Chitin-glucan fiber effects on oxidized low-density lipoprotein: A randomized controlled trial

Bays, H. E., Evans, J. L., Maki, K. C., Evans, M., Maquet, V., Cooper, R., & Anderson, J. W. (2013). European Journal of Clinical Nutrition, 67(1), 2-7.


A randomized, double-blind clinical study on the safety and tolerability of an iron multi-amino acid chelate preparation in premenopausal women

Fouad, G.T., Evans, M., Sharma, P., Baisley, J., Crowley, D., & Guthrie, N. (2013). Journal of Dietary Supplements, 10, 17–28.


A dried yeast fermentate prevents and reduces inflammation in two separate experimental immune models

Evans, M., Reeves, S., & Robinson, L. E. (2012). Evidence-Based Complementary and Alternative Medicine, 2012.


Bioavailability of Citrus Polymethoxylated Flavones and Their Biological Role in Metabolic Syndrome and Hyperlipidemia. In Readings in Advanced Pharmacokinetics— Theory, Methods and Applications,

Evans, M., Sharma, P., and Guthrie, N. (2012). A. Noreddin, ed. (InTech).


Pantethine, a derivative of vitamin B5 used as a nutritional supplement, favorably alters low-density lipoprotein cholesterol metabolism in low- to moderate-cardiovascular risk north american subjects: A triple-blinded placebo and diet-controlled investigation

Rumberger, J. A., Napolitano, J., Azumano, I., Kamiya, T., & Evans, M. (2011). Nutrition Research, 31(8), 608-615.


The effect of synthetic genistein on menopause symptom management in healthy postmenopausal women: A multi-center, randomized, placebo-controlled study

Evans, M., Elliott, J. G., Sharma, P., Berman, R., & Guthrie, N. (2011). Maturitas, 68(2), 189-196.


Effectiveness of hydrogen rich water on antioxidant status of subjects with potential metabolic syndrome-an open label pilot study

Nakao, A., Toyoda, Y., Sharma, P., Evans, M., & Guthrie, N. (2010). Journal of Clinical Biochemistry and Nutrition, 46(2), 140-149.


A randomized, double-blind, placebo-controlled exploratory study to evaluate the potential of pycnogenol® for improving allergic rhinitis symptoms. 

Wilson, D., Evans, M., Guthrie, N., Sharma, P., Baisley, J., Schonlau, F., & Burki, C. (2010). Phytotherapy Research, 24(8), 1115-1119. 

A randomized, double-blind, crossover study on the pharmacokinetics of a novel formulation of CoQ10 with pyridoxal 5′-phosphate and phosphatidyl choline

Evans, M., Sharma, P., & Guthrie N. (2010). Journal of Dietary Supplements7, 314–324.


A randomized, double-blind trial on the bioavailability of two CoQ10 formulations

Evans, M., Baisley, J., Barss, S., & Guthrie, N. (2009). Journal of Functional Foods, 1(1), 65-73.


Safety and efficacy of undenatured type II collagen in the treatment of osteoarthritis of the knee: A clinical trial. 

Crowley, D. C., Lau, F. C., Sharma, P., Evans, M., Guthrie, N., Bagchi, M., Raychaudhuri, S. P. (2009). International Journal of Medical Sciences, 6(6), 312-321.


Vitamin C with metabolites reduce oxalate levels compared to ascorbic acid: A preliminary and novel clinical urologic finding

Moyad, M. A., Combs, M. A., Crowley, D. C., Baisley, J. E., Sharma, P., Vrablic, A. S., & Evans, M. (2009). Urologic Nursing: Official Journal of the American Urological Association Allied, 29(2), 95-102.


Safety and tolerability of iron amino acid chelate in premenopausal women

Fouad, G., Evans, M., Barss, S., Baisley, J., Crowley, D., & Guthrie, N. (2008). Faseb Journal, 22. 


Leading Cardiologist Joins Ontario Research Firm to Conduct New Clinical Trial on the Effect of Pantethine on Cholesterol Levels

Daiichi Fine Chemical Co., Ltd. of Japan. (2008, September 24).


New Clinical Study Shows UC-II® is More than Twice as Effective as Glucosamine Chondroitin

InterHealth Nutraceuticals, Inc. | Oct 13, 2008. (2008, October 13).