Wine Bottle Refinement: A Review of Emerging Aging Strategies

Area of Science:

• Enology
• Food Chemistry
• Sensory Science

Background:

• Wine bottle aging is influenced by redox reactions, oxygen transfer, and storage conditions.
• These factors dictate changes in wine composition and sensory characteristics.

Purpose of the Study:

• To review oxidative mechanisms in bottle aging.
• To evaluate strategies for modulating wine evolution during aging.
• To assess traditional and emerging aging techniques.

Main Methods:

• Critical examination of scientific literature on wine aging.
• Analysis of studies on oxygen management, corks, temperature, and light.
• Evaluation of accelerated aging and underwater storage techniques.

Main Results:

• Accelerated aging methods often fail to mimic natural aging pathways, leading to altered aromatic profiles.
• Underwater aging combines controlled temperature, light, and limited oxygen.
• Underwater aging minimally impacts basic chemical parameters but modulates phenolic, chromatic, and sensory evolution, suggesting slower oxidation.

Conclusions:

• Traditional and accelerated aging strategies have limitations in replicating natural wine evolution.
• Underwater aging presents a novel approach that can influence wine's sensory and chromatic properties.
• Underwater aging appears to slow down oxidative processes compared to cellar aging.