Natural Insect Repellent
Citrus oils like d-limonene can act as mild insect repellents. While some citrus oils are used in natural pesticides, lemon is one of the less effective options. A lemon on a plate might deter a few fruit flies, but it’s not a reliable bug-control method.
Health and Wellness Effects
Mood Improvement
Citrus scents can help people feel more relaxed. Studies, including one in Japan, found that smelling yuzu (a lemon-like citrus) for 10 minutes lowered stress and depression. Even though a lemon slice is less potent than essential oils, the subtle aroma can still lift your mood.
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Focus and Concentration
Research suggests lemon scent may enhance alertness. In a 2004 study, students in a lemon-scented classroom performed better on tests than those in unscented rooms. A fresh lemon nearby could provide a small cognitive boost while studying or working.
Cultural and Spiritual Beliefs
Lemons and salt have been used for centuries in cultural and spiritual practices.
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