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

CO₂ concentration and phenolic compounds in lettuce

Pérez-López, U. et al.

2015

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Summary

This paper, published in Plant Physiology and Biochemistry, investigates how elevated CO₂ concentrations influence the synthesis and accumulation of phenolic compounds in lettuce. Drawing on controlled-environment experimental work, the authors likely demonstrate that elevated CO₂ alters secondary metabolite profiles, with implications for both plant physiology and the nutritional or functional quality of the harvested crop. The findings contribute to understanding how future atmospheric CO₂ trajectories may affect phytochemical composition in leafy vegetables.

UK applicability

Although the study was likely conducted in Spain, the findings are broadly applicable to UK protected horticulture, where CO₂ enrichment is commonly used in glasshouse lettuce production. UK growers and researchers may draw on this work when assessing how CO₂ management strategies influence crop quality and phenolic content.

Key measures

Total phenolic content (mg/g DW); individual phenolic compound concentrations (HPLC-identified); plant biomass; possibly chlorophyll content and antioxidant capacity

Outcomes reported

The study examined how elevated atmospheric CO₂ concentrations affect the accumulation and profile of phenolic compounds in lettuce (Lactuca sativa). It likely reported changes in individual and total phenolic content, alongside related growth and physiological parameters, under controlled CO₂ enrichment conditions.

Theme
Farming systems, soils & land use
Subject
Fruit & vegetables
Study type
Research
Study design
Controlled environment experiment
Source type
Peer-reviewed study
Status
Published
Geography
Spain
System type
Horticulture
Catalogue ID
XL0178

Topic tags

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