conversations about fertility and nutrition often focus solely on women, but male fertility is just as relevant when a couple is trying to conceive. sperm health can be influenced by a range of lifestyle and nutritional factors.
antioxidants
sperm cells can be vulnerable to oxidative stress. nutrients with antioxidant properties, such as vitamin c, vitamin e, selenium and zinc, have been studied for their potential role in supporting sperm quality. good dietary sources include fruit, vegetables, nuts and seeds, including sunflower and pumpkin seeds.
zinc
zinc is involved in normal reproductive function and is found in foods such as pumpkin seeds, meat, shellfish and legumes. as with most nutrients, the goal is meeting general recommended intakes rather than consuming very high amounts.
omega 3 fats
omega 3 fats, found in oily fish and plant sources such as flaxseed, are sometimes discussed in relation to sperm membrane health, though this remains an area of ongoing research rather than settled science.
folate
folate isn't only relevant for women trying to conceive; it also plays a general role in cell division and DNA synthesis, which are relevant to sperm production. leafy greens, pulses and wholegrains are good dietary sources.
lifestyle factors alongside diet
- maintaining a healthy weight.
- limiting alcohol intake.
- not smoking.
- managing stress where possible.
- avoiding excessive heat exposure to the testes (for example, from frequent hot tub use), which some research has explored in relation to sperm quality.
diet is one piece of a wider picture that includes genetics, age, underlying health conditions and environmental factors. no single food or supplement can guarantee improved fertility.
the bottom line
a generally balanced, nutrient rich diet is a sensible, low risk step that may support overall reproductive health as part of a wider healthy lifestyle. if a couple has been trying to conceive for some time without success, it's worth both partners speaking with a gp, who can discuss appropriate testing and next steps.