Low-Carb Wine
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor
The lowest-carb wines are dry wines: brut champagne, sauvignon blanc, and pinot noir all land around 2–4 grams of net carbs per 5-ounce glass — an easy fit even at the strict end of keto's 20–50 gram daily budget. Sweet and dessert wines sit at the opposite extreme, sometimes packing more carbs into one small glass than an entire dry bottle. The deciding factor is residual sugar: the grape sugar left behind when fermentation stops.
Net carbs equal total carbs minus fiber, and wine has essentially no fiber, so what's in the glass is what counts. Two reality checks: a standard serving is 5 ounces — most home pours run closer to 7 — and even a near-zero-carb glass pauses fat-burning while your liver clears the alcohol. The table below ranks the wines in our database by net carbs per serving, lowest first, so you can pick a bottle that fits your macros before you uncork it.
Wines ranked by net carbs
| Food | Net carbs | Calories | Keto |
|---|---|---|---|
| Pinot Grigio | 0g | 84 | ✅ |
| Prosecco | 0g | 66 | ✅ |
| Chardonnay | 0g | 72 | ✅ |
| Prosecco Wine | 0g | 20 | ✅ |
| Bollicini Prosecco | 0g | 66 | ✅ |
| Sauvignon Blanc | 0g | 81 | ✅ |
| Red Wine Vinegar | 0g | 20 | ✅ |
| Bottle of White Wine | 2.3g | 77 | ✅ |
| Cabernet Wine | 2.5g | 83 | ✅ |
| White Wine | 2.6g | 82 | ✅ |
| Red Wine | 2.6g | 84 | ✅ |
| Glass of Red Wine | 2.7g | 84 | ✅ |
| Glass of Wine (Average) | 2.7g | 84 | ✅ |
| Kirkland Signature Prosecco | 2.7g | 82 | ✅ |
| Cabernet | 8g | 41 | ✅ |
| Champagne | 11.4g | 120 | — |
Net carbs per 100g. Tap any item for serving sizes and the full breakdown.
Tips
- Scan sparkling labels for "brut nature," "extra brut," or "brut" — in that order. These legally defined terms cap residual sugar, so brut nature bottles are the driest sparkling wines you can buy.
- Default to dry over off-dry, semi-sweet, or "late harvest." Residual sugar is the entire carb story in wine, so any word hinting at sweetness on the label means more carbs in the glass.
- Measure a 5-ounce pour once with a kitchen scale or measuring cup, then eyeball it in your usual glass. Most home pours run 6–8 ounces, which quietly inflates every carb estimate by 20–60%.
- Skip dessert and fortified wines — port, sherry, moscato, ice wine, sweet riesling. They concentrate sugar by design and can spend a third of a strict keto day's carb budget in a single small glass.
- Look for dry-farmed, lab-tested producers if you want certainty. Some low-sugar wine brands publish residual sugar numbers per bottle, taking the guesswork out of unlabeled wines.
- Time your glass with ketosis in mind: alcohol pauses fat-burning while your liver processes it, even at 2 grams of carbs. Log every pour in CarbMeNot so wine carbs don't slip past your daily count.
Track it all in one tap
Snap a photo and CarbMeNot's AI logs the net carbs automatically — free on iOS and Android.
Frequently asked questions
- Can I drink wine on keto?
- Yes, in moderation. A 5-ounce glass of dry wine like brut champagne, sauvignon blanc, or pinot noir carries only a few grams of net carbs, which fits comfortably inside a 20–50 gram daily keto budget. The keys are choosing dry styles, keeping pours honest, and logging every glass — sweet wines and oversized pours are where wine derails keto.
- Which wines have the fewest carbs?
- Dry wines with the least residual sugar. Brut nature and extra brut sparkling wines are the driest overall, followed by dry whites like sauvignon blanc and dry reds like pinot noir, all typically in the 2–4 grams of net carbs per glass range. Check the ranked table on this page for exact net carb counts per wine from our database.
- Does wine kick you out of ketosis?
- A glass of dry wine usually won't kick you out of ketosis, since its few grams of carbs rarely push you over your daily limit. However, alcohol temporarily pauses fat-burning: your liver prioritizes metabolizing alcohol before fat, so ketone production slows until the alcohol is cleared. One glass is a brief pause; several glasses is a longer one plus more carbs.
- What do "brut" and "dry-farmed" mean on a wine label?
- "Brut" is a regulated sweetness tier for sparkling wine indicating very low residual sugar — "extra brut" and "brut nature" are even drier. "Dry-farmed" refers to grapes grown without irrigation; it's a farming practice rather than a sugar guarantee, but many dry-farmed, keto-marketed producers also lab-test their bottles and publish residual sugar levels, making them a reliable low-carb pick.
CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.