A polyphenol-rich antioxidant for blood flow, blood pressure and mood — with a small, unconfirmed signal on testosterone.
Pomegranate is one of the richest dietary sources of polyphenol antioxidants. Its best-established effects are on the blood vessels: it helps lower blood pressure, improves arterial elasticity and supports healthy circulation, which is why it's of interest for cardiovascular health and erections. It also appears to ease stress and lift mood.
There's a small, intriguing signal — but it's not confirmed. In one two-week study from Edinburgh, volunteers drinking pure pomegranate juice daily showed roughly a 24% rise in salivary testosterone, plus lower blood pressure and better mood. The honest caveats are large: it measured saliva (not blood), it was a conference report rather than a full peer-reviewed trial, it mixed men and women, and a separate exercise study found no testosterone benefit. So treat the hormone claim as a maybe, and the cardiovascular and mood benefits as the real, dependable payoff.
Men focused on blood pressure, circulation, recovery and general antioxidant support — and who like the idea of a possible small hormone and mood lift on top.
The active compounds here are nitrates (for blood flow) and polyphenols (antioxidants), and they come from different foods. For the nitric-oxide, blood-flow effect, the richest sources are beetroot and leafy greens — rocket (arugula), spinach, Swiss chard and celery are exceptionally high in dietary nitrate. For the polyphenol antioxidant effect, pomegranate itself leads, alongside dark berries (blackberries, blueberries), black and green tea, and dark chocolate. Eating the whole pomegranate (the seeds/arils) rather than only juice adds fibre and avoids the sugar concentration of juice, and a daily portion of nitrate-rich greens or beetroot is a genuinely effective, well-evidenced way to support circulation through food alone — the supplement simply concentrates what these plants provide.
Studies typically use around 250–500 ml of pure (100%) pomegranate juice daily, or a concentrated extract. There's no formal upper limit, but juice is sugar-dense, so an unsweetened extract may suit anyone watching calories or blood sugar.
Take it any time, with or without food, daily. Consistency over a couple of weeks is what the studies used.
Pomegranate is very safe; the main downside of the juice is its sugar and calorie load. Concentrated extracts avoid that.
It pairs naturally with L-citrulline for blood flow, and sits comfortably on the core foundation.
Like grapefruit, pomegranate can interfere with the enzymes that break down some medicines — including certain blood-pressure drugs and statins — so check with your doctor or pharmacist if you take these. If you have diabetes, account for the juice's sugar.
Anyone on blood-pressure, statin or blood-thinning medication (for the drug-interaction reason), and anyone managing blood sugar. Otherwise it's low-risk.
Choose 100% pure pomegranate juice with no added sugar, or a standardised extract stating its polyphenol (punicalagin) content. Avoid 'pomegranate-flavoured' drinks, which are mostly sugar water.
Pomegranate is a genuinely good antioxidant for blood pressure, circulation and mood, with a small unconfirmed hint at testosterone. Have 250–500 ml of pure juice (or an extract) daily, mind the sugar and the grapefruit-style drug interactions, and value it mainly for the cardiovascular and mood benefits.
Al-Dujaili & Smail, Society for Endocrinology BES (2012, salivary testosterone abstract); Ammar et al., J Int Soc Sports Nutr (2020); reviews of pomegranate polyphenols and blood pressure.
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Based on guidance from the NHS, NICE, Cleveland Clinic and peer-reviewed research.
General information, not a substitute for personal medical advice — always consult your doctor or a qualified health professional before making health decisions. If you are pregnant, breastfeeding, trying to conceive, under 18, or taking medication, speak to your doctor before starting any supplement.