Pulse Brain · Growing Health Evidence Index
Tier 3 — Observational / field trialPeer-reviewed

: Early-harvest citrus significantly lower in vitamin C

Gil et al.

2006

Read source ↗ All evidence

Summary

This paper, published in the Journal of Agricultural and Food Chemistry, investigates how harvest timing affects the nutritional quality of citrus fruit, with particular focus on vitamin C content. The authors likely sampled citrus varieties at multiple points across the harvest window, finding that early-harvested fruit contained substantially lower ascorbic acid than fruit allowed to reach full maturity. The findings suggest that commercial pressures to harvest early may compromise the nutritional value delivered to consumers.

UK applicability

As the UK does not produce significant quantities of citrus commercially, the direct agronomic applicability is limited; however, the findings are relevant to UK import procurement standards, post-harvest quality policy, and consumer nutrition considerations, particularly given that citrus is a primary dietary source of vitamin C for UK consumers.

Key measures

Ascorbic acid concentration (mg/100g fresh weight); harvest maturity stage; fruit quality parameters

Outcomes reported

The study examined ascorbic acid (vitamin C) concentrations in citrus fruit harvested at different stages of maturity, reporting significantly lower levels in early-harvested fruit compared to fully matured fruit.

Theme
Nutrition & health
Subject
Fruit & vegetables
Study type
Research
Study design
Field trial
Source type
Peer-reviewed study
Status
Published
Geography
Spain
System type
Horticulture
Catalogue ID
XL0087

Topic tags

Pulse AI · ask about this record

Dig deeper with Pulse AI.

Pulse AI has read the whole catalogue. Ask about this record, its theme, or how the findings apply to UK farming and policy — every answer cites the underlying studies.