Search for foods that boost testosterone and you’ll get lists of oysters, eggs, pomegranate and whatever else is in season for the wellness industry. The premise is mostly wrong.

No food meaningfully raises testosterone on its own. What diet does is shape the things that do: your body composition, your insulin sensitivity, and whether you’re short on nutrients your body needs to make hormones. That’s less exciting and considerably more useful.

The three things diet genuinely influences

1. Body fat

The largest dietary lever by a distance. Visceral fat converts testosterone to oestrogen, so losing it raises testosterone — reliably, in proportion to how much comes off.

Which diet you use to get there matters far less than whether you can sustain it. Mediterranean, lower-carb, higher-protein, straightforward calorie control — all work when followed. The best one is the one you’ll still be doing in a year.

2. Insulin sensitivity

Poor insulin sensitivity and low testosterone travel together, each making the other worse. Diets built on whole foods, adequate fibre and limited ultra-processed food improve it. So does losing weight and lifting regularly.

3. Micronutrient status

Zinc and vitamin D are both involved in testosterone production, and deficiency in either is associated with lower levels. Correcting a real deficiency helps. Having more than enough does nothing extra.

Zinc sits in oysters, red meat, poultry, legumes, nuts and seeds. Vitamin D comes mainly from sunlight — and deficiency is more common in Australia than people assume, particularly in winter, in southern states, in office workers and in men with darker skin.

So what should actually be on the plate

Enough protein. Supports lean mass and satiety, which makes managing weight easier.

Don’t fear dietary fat. Very low-fat diets have been associated with lower testosterone in some research. Hormones are built from cholesterol, and cutting fat to near-zero isn’t helpful. Olive oil, nuts, oily fish, eggs.

Oily fish. Salmon, sardines, mackerel — vitamin D, omega-3s and protein in one.

Plenty of vegetables and fibre. Does the work on insulin sensitivity and weight.

Less alcohol. The most reliably negative dietary factor here, and the one most men underestimate.

A few myths worth retiring

Soy does not lower testosterone in men. Meta-analyses of controlled trials have found no meaningful effect at normal dietary intakes. The scare traces back to animal studies and a couple of case reports at extreme consumption.

No food is a treatment. Not oysters, not pomegranate juice, not any single ingredient. The effect of diet is real but indirect and gradual.

Very aggressive dieting backfires. Large sustained calorie deficits and chronic under-eating suppress testosterone. Losing fat helps; starving yourself does not.

Where this leaves you

Eating well is worth doing regardless of your hormones. If you’re carrying excess weight, drinking heavily, or genuinely deficient in vitamin D, fixing those may lift your testosterone appreciably — and will improve plenty else besides.

What diet won’t do is correct genuine hypogonadism. If symptoms have persisted for months despite real changes, that’s a reason to get tested rather than to try a stricter version of the same thing.

This article is general information, not medical advice. Speak to a doctor about persistent symptoms or before making significant dietary changes if you have a medical condition.