Understanding the Allure of Wine Tasting

The act of tasting wine is truly captivating. It’s an intuitive process we often underestimate. Yet, wine is among the most complex sensory experiences we can have.

Wine is a unique sensory object that engages many senses at once:

• Our sense of sight
• Our sense of smell, which captures aromas orthonasally through the nose and retronasally via the mouth and throat
• Our sense of taste, which identifies sweet, sour, bitter, salty, and umami
• Our sense of touch, which analyzes texture, temperature, and spicy compounds

Even our sense of hearing is activated through the sound of pouring wine or the words of a sommelier.

Wine unites all the senses at once. Each sip initiates a multisensory experience in the brain, which filters and prioritizes information as if making complex decisions.

Visual cues dominate our perception: people often initially make decisions based on visuals. The color of wine can strongly influence our olfactory and gustatory analysis. A white wine colored with red dye is often mistakenly associated with red fruits.

The intensity of color enhances this effect: darker wines often seem more aromatic. Studies show that taste and smell senses become more active when eyes are closed. Closing the eyes can intensify perception, while vision prevails when they are open.

We tend to perceive the wine visually before tasting it. The brain anticipates certain flavors based on visual cues, enhancing those. The sequence of sensory experiences shapes how we interpret wine, and price can skew our judgments: expensive wines are usually rated higher.

A traditional method involves eye-nose-mouth tasting, which affirms previous impressions and distorts flavors. An alternative would be the mouth-nose-eye order: first taste and texture, followed by retronasal smell and finally visual information. Historically, tasters used silver cups (Tastevin) to focus on flavor.

Blind tastings in dark glasses reduce visual influences. This allows flavors to be judged more impartially. It promotes an authentic discovery of aromas as prior color knowledge is eliminated. Ultimately, the wine can be re-evaluated in a clear glass — two tastings for the price of one.

Gabriel Lepousez