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From sourcing to production, we focus on consistency, transparency, and craftsmanship so you can feel confident in every HealthGuard product.

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The Science Behind Every Capsule

L-Arginine HCl

Supports healthy nitric oxide production and healthy blood flow.

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L-Arginine is an amino acid that serves as a precursor to nitric oxide, a molecule involved in healthy blood vessel function and circulation. It has been extensively studied for its role in supporting blood flow, exercise performance, and cardiovascular wellness. By promoting nitric oxide production, L-Arginine helps support healthy circulation and overall physical performance.

References:

Böger RH. "The pharmacodynamics of L-arginine." Journal of Nutrition. (2007). https://pubmed.ncbi.nlm.nih.gov/17951470/

Moncada S, Palmer RMJ, Higgs EA. "Nitric oxide: physiology, pathophysiology, and pharmacology." Pharmacological Reviews. (1991). https://pubmed.ncbi.nlm.nih.gov/1945818/

Lundberg JO, Weitzberg E. "Nitric oxide signaling in health and disease." Cell. (2022). https://pubmed.ncbi.nlm.nih.gov/35271867/

Maca Root Extract

Helps support natural energy, stamina, and overall vitality.

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Maca is a nutrient-rich root native to the Peruvian Andes that has traditionally been used to support energy, stamina, and overall vitality. Research suggests Maca may help maintain physical endurance, reproductive wellness, and cognitive performance while promoting healthy adaptation to everyday stress.

References:

Gonzales GF et al. "Lepidium meyenii (Maca): a plant from the highlands of Peru—from tradition to science." Forschende Komplementärmedizin. (2009). https://pubmed.ncbi.nlm.nih.gov/20090350/

Lee EJ et al. "Effect of Black Maca Supplementation on Inflammatory Markers and Physical Fitness in Male Elite Athletes." Nutrients. (2023). https://pubmed.ncbi.nlm.nih.gov/37049458/

Gonzales GF et al. "Effect of Lepidium meyenii (Maca) on sexual desire in healthy men." Andrologia. (2002). https://pubmed.ncbi.nlm.nih.gov/12472620/

Ashwagandha Extract

Supports stress resilience and promotes overall well-being.

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Ashwagandha is one of the most extensively researched adaptogenic herbs. Traditionally used in Ayurvedic medicine, it helps the body adapt to everyday stress while supporting mental well-being, healthy energy levels, physical performance, and recovery.

References:

Lopresti AL et al. "A randomized, double-blind, placebo-controlled trial investigating the effects of Ashwagandha on stress and anxiety." Medicine. (2019). https://pubmed.ncbi.nlm.nih.gov/31517876/

Chandrasekhar K et al. "A prospective, randomized double-blind study of safety and efficacy of Ashwagandha root extract." Indian Journal of Psychological Medicine. (2012). https://pubmed.ncbi.nlm.nih.gov/23439798/

Wankhede S et al. "Examining the effect of Withania somnifera supplementation on muscle strength and recovery." Journal of the International Society of Sports Nutrition. (2015). https://pubmed.ncbi.nlm.nih.gov/26609282/

Fenugreek Extract

Helps support men's wellness and healthy energy levels.

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Fenugreek is a traditional botanical valued for supporting men's wellness, metabolic health, and physical performance. Clinical research suggests it may help support healthy strength, vitality, and overall well-being when combined with a healthy lifestyle.

References:

Rao A et al. "Testofen®, a specialized Trigonella foenum-graecum extract, improves vitality and well-being in healthy males." Phytotherapy Research. (2016). https://pubmed.ncbi.nlm.nih.gov/26791805/

Wankhede S et al. "Fenugreek extract supplementation and resistance training." Journal of Sports Health Science. (2016). https://pubmed.ncbi.nlm.nih.gov/30356864/

Panax Ginseng Extract

Supports physical performance, mental focus, and daily energy.

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Panax Ginseng has been used for centuries as a traditional herbal supplement to support physical endurance, cognitive function, and healthy energy levels. Modern research continues to investigate its role in supporting mental performance, immune health, and resistance to fatigue.

References:

Reay JL et al. "Panax ginseng improves aspects of working memory and mental arithmetic." Psychopharmacology. (2010). https://pubmed.ncbi.nlm.nih.gov/19847679/

Geng J et al. "Panax ginseng for chronic fatigue syndrome: A systematic review." Journal of Ethnopharmacology. (2010). https://pubmed.ncbi.nlm.nih.gov/20854828/

Lee NH, Son CG. "Systematic review of randomized controlled trials evaluating Panax ginseng." Journal of Ginseng Research. (2011). https://pubmed.ncbi.nlm.nih.gov/23717119/

Horny Goat Weed

Traditionally used to support male vitality and endurance.

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Horny Goat Weed (Epimedium) has a long history of traditional use for supporting male vitality and physical endurance. Its naturally occurring flavonoid, icariin, has been widely studied for its role in supporting healthy circulation and overall reproductive wellness.

References:

Dell'Agli M et al. "Potent inhibition of human phosphodiesterase-5 by icariin derivatives." Journal of Natural Products. (2008). https://pubmed.ncbi.nlm.nih.gov/18321162/

Ma H et al. "Icariin and its pharmacological effects." Fitoterapia. (2011). https://pubmed.ncbi.nlm.nih.gov/21130835/

Zhang DW et al. "Pharmacological effects of Epimedium." Chinese Journal of Natural Medicines. (2014). https://pubmed.ncbi.nlm.nih.gov/24791854/

Zinc Citrate

Helps support men's wellness and healthy energy levels.

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Zinc is an essential mineral required for hundreds of biological processes. It plays an important role in supporting immune function, normal hormone metabolism, reproductive health, protein synthesis, and cellular health.

References:

Prasad AS. "Zinc in human health: effect of zinc on immune cells." Molecular Medicine. (2008). https://pubmed.ncbi.nlm.nih.gov/19011648/

King JC et al. "Biomarkers of Nutrition for Development (BOND)—Zinc Review." Journal of Nutrition. (2016). https://pubmed.ncbi.nlm.nih.gov/27974515/

NIH Office of Dietary Supplements. "Zinc Fact Sheet for Health Professionals." https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/

Black Pepper Extract

Supports physical performance, mental focus, and daily energy.

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Black Pepper Extract contains piperine, a naturally occurring compound known for enhancing the absorption of certain nutrients and botanical ingredients. Piperine has also been studied for its antioxidant properties and its ability to improve the bioavailability of dietary supplements.

References:

Srinivasan K. "Black Pepper and its pungent principle-piperine: A review." Critical Reviews in Food Science and Nutrition. (2007). https://pubmed.ncbi.nlm.nih.gov/17987447/

Atal CK et al. "Biochemical basis of enhanced bioavailability by piperine." Journal of Ethnopharmacology. (1985). https://pubmed.ncbi.nlm.nih.gov/3910227/

Shoba G et al. "Influence of piperine on the pharmacokinetics of curcumin." Planta Medica. (1998). https://pubmed.ncbi.nlm.nih.gov/9619120/