Zinc supports the body's natural testosterone production; it does not directly increase the hormone. Testosterone levels are not solely boosted by a single micronutrient but are regulated by the brain-pituitary-testes axis. When the brain signals, the pituitary gland produces luteinizing hormone (LH), which stimulates Leydig cells in the testes to produce testosterone. Any disruption in this chain can affect testosterone levels.

Zinc participates in testosterone production, primarily by supporting LH hormone activity. When the body lacks zinc, the stimulatory signals to the testes can weaken, reducing testosterone production and impacting sperm quality. Zinc also plays a role in other biological functions, including supporting the immune system, protein synthesis, and nitric oxide (NO) production. Nitric oxide helps relax blood vessels, improves blood flow, and supports erectile function.

Oysters provide zinc and amino acids beneficial for male health. *Photo: Dinh Dieu*.

Zinc is an essential micronutrient. Adult males need about 11 mg of zinc daily. Men should include zinc-rich foods in their daily diet, such as: oysters, red meat, salmon, eggs, milk, and various nuts.

Men experiencing issues such as reduced libido, erectile dysfunction, weak sperm, or hair loss should consult a specialist for proper evaluation and advice. Do not self-supplement zinc without a doctor's prescription. Incorrect supplementation can cause digestive disorders or affect the absorption of other micronutrients.

To improve testosterone levels and sexual function, maintain a healthy lifestyle. This includes regular exercise, limiting alcohol consumption, and following a scientific diet. You may also consider specialized natural extracts for men, such as eurycoma longifolia, French maritime pine, and ocean oyster. These extracts support the body's endogenous testosterone and nitric oxide production, enhancing sexual health and overall physical well-being.

Master, Doctor Doan Vinh Binh

Medical Information Center

Tam Anh General Hospital, TP HCM