Rutaceae

Citrus limon

Lemon

Location

JNU Nursery

Traditional use

A well-established dietary source of vitamin C, historically used to prevent and treat scurvy. Also traditionally used to help ease common cold and flu symptoms.

Evidence status: Experimentally demonstrated

Lemon's vitamin C (ascorbic acid) content and its role in preventing and treating scurvy is well-established, foundational biochemistry rather than a single study finding.

Evidence base: established human nutritional science

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