Beer Belly vs Wine Belly: How Alcohol Contributes to Weight Gain

The 'beer belly' is real — but so is the wine belly, and most people significantly underestimate how much alcohol contributes to weight gain. Here's the physiology behind it, and why switching to lower-calorie alternatives makes a meaningful difference.

How alcohol causes weight gain

Alcohol contains 7 calories per gram — almost as many as fat (9 kcal/g) and nearly double the calorie density of carbohydrates or protein (both 4 kcal/g). Unlike those macronutrients, alcohol provides no nutritional value. Worse: alcohol temporarily halts fat burning. Your liver prioritises processing and eliminating alcohol as a toxin, suspending fat metabolism while it does so. It also suppresses blood sugar release, which stimulates appetite — explaining why a few drinks often leads to food choices you'd otherwise avoid.

What actually helps

There's no shortcut to body composition change — diet and exercise remain the fundamentals. But within that, switching to lower-calorie drinks is one of the lowest-effort changes you can make. Switching from a standard 175ml glass of wine (150 kcal average) to Les Oliviers Grenache Cinsault Rosé (97 kcal per 175ml) saves around 53 kcal per glass. Four glasses a week: 212 kcal. Over a year: 11,000 kcal — effortlessly.

Lower calorie wine and beer at DrinkWell

• → TRACES Sauvignon Blanc — 78 kcal per 125ml, 0g sugar, £9.99
• → El Ninot de Paper Grenache Shiraz — 76 kcal per 125ml, 0g sugar, £9.99
• → Les Oliviers Grenache Cinsault Rosé — 69 kcal per 125ml, 0g sugar, £12.49
• → Lean Brew IPA — 99 kcal per 330ml can, 4.5% ABV, from £17.99
• → Tennents Light — 60 kcal per bottle, 3.5% ABV, £34.99 for 24

Shop the full range

• → Full low calorie wine range
• → Full low calorie beer range

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