Research & Sources
Educational references on nutrients discussed in the context of men's everyday wellness. All links are to third-party institutions. For general information only - not medical advice.
All references below are to independent third-party sources (EFSA, NIH, NCCIH). Meridian Men's Review does not control third-party content. These are provided for general educational purposes only and do not constitute endorsement of any medical claim or product.
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EFSA Journal - 2010
Zinc: Contribution to Normal Testosterone Levels in the Blood
EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA). Scientific Opinion on the substantiation of health claims related to zinc. Covers zinc's role in normal testosterone levels, fertility, reproduction and immune function. Authorised EFSA claim relevant to zinc supplement for men over 50 and zinc testosterone levels men Australia.
Read at EFSA (external) -
NIH Office of Dietary Supplements
Vitamin C - Fact Sheet for Health Professionals
complete overview of Vitamin C's roles including collagen synthesis, antioxidant function and immune support. Directly relevant to vitamin C collagen blood vessel support as an EFSA-authorised nutrient function.
Read at NIH ODS (external) -
NIH Office of Dietary Supplements
Vitamin B6 - Fact Sheet for Health Professionals
Covers Vitamin B6's roles in protein and glycogen metabolism, nervous system function, and the reduction of tiredness and fatigue. Relevant to vitamin B6 nervous system metabolism supplement context in Hardero.
Read at NIH ODS (external) -
NCCIH / NIH
Fenugreek - What You Need to Know
Neutral overview of traditional uses of fenugreek and the current state of research from the National Center for Complementary and Integrative Health. Relevant to natural plant extract capsule men's health discussion.
Read at NCCIH (external) -
NIH Office of Dietary Supplements
Zinc - Fact Sheet for Health Professionals
Full overview of zinc's physiological roles, dietary sources, recommended intakes and considerations for supplementation - particularly relevant for men over 50 exploring zinc supplement for men over 50 options.
Read at NIH ODS (external) -
EFSA - EU Regulation 432/2012
List of Permitted Health Claims for Nutrients (EU)
The full EFSA authorised health claims register, from which the nutrient claims in Hardero's formula are drawn. Contains all authorised structure/function claims for Zinc, Vitamin C and Vitamin B6 used in this editorial.
Read at EUR-Lex (external)