Scientific Studies & References
At Natural Living Now, we believe in transparency. Below you will find references to scientific studies and research related to some of the types of ingredients commonly found in testosterone support supplements. These references are provided for educational purposes.
⚠️ Important Disclaimer: The studies referenced below are general research on ingredient categories and are not specific claims about TestoTonic. Individual results may vary. These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.
Research on Common Supplement Ingredients
Vitamin D and Male Health
Topic: The relationship between vitamin D status and testosterone levels
Summary: Research has explored the association between vitamin D levels and various markers of male health.
Reference: Pilz S, et al. "Effect of vitamin D supplementation on testosterone levels in men." Horm Metab Res. 2011 Mar;43(3):223-5.
Zinc and Hormone Support
Topic: Zinc's role in male reproductive health
Summary: Zinc is an essential mineral that plays a role in many bodily processes, including aspects of male health.
Reference: Prasad AS, et al. "Zinc status and serum testosterone levels of healthy adults." Nutrition. 1996 May;12(5):344-8.
Ashwagandha (Withania somnifera)
Topic: Adaptogenic herbs and stress response
Summary: Ashwagandha is an adaptogenic herb that has been studied for its potential effects on stress and well-being.
Reference: Chandrasekhar K, et al. "A prospective, randomized double-blind, placebo-controlled study of safety and efficacy of a high-concentration full-spectrum extract of ashwagandha root in reducing stress and anxiety in adults." Indian J Psychol Med. 2012 Jul;34(3):255-62.
Fenugreek Extract
Topic: Fenugreek and male wellness
Summary: Fenugreek is a traditional herb that has been studied for various aspects of male health support.
Reference: Wankhede S, et al. "Examining the effect of Withania somnifera supplementation on muscle strength and recovery: a randomized controlled trial." J Int Soc Sports Nutr. 2015 Nov 25;12:43.
Magnesium
Topic: Magnesium and athletic performance
Summary: Magnesium is an essential mineral involved in hundreds of enzymatic reactions in the body.
Reference: Cinar V, et al. "Effects of magnesium supplementation on testosterone levels of athletes and sedentary subjects at rest and after exhaustion." Biol Trace Elem Res. 2011 Apr;140(1):18-23.
Additional Resources
For more information on dietary supplements and health, you may find the following resources helpful:
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