Our in-house scientific, regulatory, and nutrition teams are comprised of PhD and master’s level scientists that evaluate every GNC product from product design and formulation to product safety and regulations—as well as manufacturing standards, labeling, and marketing to ensure customers can purchase with confidence.
Altogether, our team of experts has over 300 years of professional experience and education in nutrition, biology, research, public health, and exercise science. Always staying on the cutting edge of the latest scientific advances, GNC has invested in over 100 clinical studies on ingredients, technologies, and finished products—and with products sold in over 40 countries, millions of people across the globe trust GNC with their health and wellness.
MS, RDN
MBA
MPH, RDN
DCN, RDN, LDN, CPT
PHD, MS
MK, CISSN
MS
MS, RDN, LDN, CLC
MS, RD, LDN
MS, RDN, CSSD, LDN
PHD, MS, RDN
BS
BS
Scientific research on health and performance is the core of the innovation process behind every GNC vitamin and supplement.
GNC scientists have helped study and create best-selling breakthroughs in wellness, performance, and weight loss*.
In a clinical trial, our multivitamin core:
• Improved levels of immune nutrients and key B vitamins compared to placebo and a basic multi^*
• Helps you feel better^*
In clinical trials published in December 2010 and March 2014 by the Journal of Strength and Conditioning Research, GNC’s innovative PEG-creatine™ system in Creatine HCl 189™:
• Improved leg press and bench press performance^*
• 189% more muscle creatine uptake compared to creatine monohydrate*
• Increased strength, speed, agility, and explosiveness with 1/4 the dosage of creatine monohydrate^*
In clinical trials published by the Journal of Strength and Conditioning Research and The Journal of Exercise Physiology Online, and the most recent publication, GNC AMP Wheybolic®:
• Increased leg strength and leg endurance for 100% of individuals^*
• Improved 1-RM muscle strength in both a trained and untrained leg^*
• Helps you lift more with more bench press and leg extension reps^*
• Increased muscle mass size in the quad muscles^*
In clinical trials, GNC Total Lean® Lean Shake™ 25 protein:
• Delivered nearly 2 times more weight loss^*
• Reduced body mass index more compared to diet and exercise alone^*
• Results were seen in as little as 2 weeks
Weight loss journeys take you outside the lab: GNC asked real people to share their experiences with new GlucaTrim™ to help highlight how our product innovations can help in your regular day-to-day life.
• Helped people lose weight during a weight loss journey
• Typical users lost 8 lbs. over 12 weeks compared to placebo groups who lost 1 lb. while following a diet and exercise plan^*
