White wine vinegar has 18 kcal per 100 g – virtually calorie-free. Its clean acidity makes it ideal for vinaigrettes where the oil carries the calories, not the vinegar. Vinegar may reduce post-meal glucose (Shishehbor et al., Diabetes Res Clin Pract 2017). Track the oil in your dressing, not the vinegar.
How should I track Vinegar, white wine?
Small amounts of Vinegar, white wine add up faster than most people realize. A systematic review (Whitton et al., Adv Nutr 2022) found that condiments are among the most frequently omitted items in food logs — skipped 1–80% of the time. A tablespoon of mayo or dressing can add 50–100 calories, and most people use two or three tablespoons without measuring. The fix is simple: keep a teaspoon or scale near your plate and measure once. Sauces and dressings are often the hidden reason a "healthy" salad ends up at 600+ calories.