Did you know eating garlic can make your body odour smell attractive? Find out more

Men who consumed higher amounts of garlic had their body odour rated as more attractive by female judges. (Picture Credit: Pexels)

• Diet affects body odour, influencing scent and perceived attractiveness
• Garlic and plant-based foods can make body odour more pleasant or attractive
• Meat, alcohol, and caffeine may intensify or worsen body odour

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Diet is often considered in terms of health, energy and weight, but did you know that your lunch choices could also send out silent signals to others?

Food affects body order in two main ways. First, as food is digested, gut bacteria, metabolise components, and release volatile molecules. Some of which can travel through the bloodstream and be emitted through the skin or breath. Next, the compounds present in foods can be excreted through sweat glands. Here, they interact with skin to produce various odours.

These scent molecules carry information about your health, metabolism, and even immune system.

Furthermore, studies reveal certain patterns in how diet influences the hedonic quality of body odour. For example, men on a non-meat diet have been shown to emit body odour that female raters described as more pleasant and less intense than when they consumed meat regularly, suggesting a possible link between diet and perceived attractiveness. Meanwhile, other research finds that after periods of fasting and subsequent food restoration, body odour can be judged more attractive and less overwhelming, hinting that metabolic state also plays a role.

Nevertheless, not all odours that are strong are necessarily unattractive, and the compounds that cause pungent smells can behave unexpectedly when filtered through human biology.

Here’s how some foods may impact your scent and attractiveness

Garlic

Garlic is notorious for causing pungent breath and sweat, yet in some controlled experiments, men who consumed higher amounts of garlic had their body odour rated as more attractive by female judges. Researchers suggest that garlic’s antioxidant and antimicrobial properties might enhance cues of health, influencing scent perception.

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Fruits and vegetables

Diets rich in fruits and vegetables are associated with sweat that female raters describe as sweeter, fruitier or more floral. Compounds like carotenoids, found in carrots, tomatoes and papayas, can also influence skin hue and may indirectly signal good health and vitality, adding to overall attractiveness.

Meat and odour intensity

Regular consumption of red meat and animal proteins appears to influence odour intensity negatively, with some studies finding that meat-eaters’ scent profiles are less pleasant than those on plant-based diets. This may be due to how proteins break down into volatile compounds excreted through sweat.

Gut health and scent production

The gut microbiome plays a central role in how foods are metabolised, producing gases and volatile molecules that affect both breath and skin scent. Maintaining a healthy gut through balanced eating and probiotics could be part of how diet improves body odour quality.

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Hydration, alcohol and caffeine

Hydration levels influence odour concentration, while alcohol metabolism releases compounds that can contribute to stale smells. Caffeine stimulates sweat gland activity, potentially intensifying odour, demonstrating that what you drink matters as much as what you eat.

Disclaimer: This article, including health and fitness advice, only provides generic information. Don’t treat it as a substitute for qualified medical opinion. Always consult a specialist for specific health diagnosis.