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Guinness Beer Calories
Dark Irish stout, creamy head, moderate alcohol
CALORIES
GI
POTASSIUM
FIBER
Guinness Beer Nutrition Facts
Selected: 100 g
35
KCAL / 100G
Carbs
3.2g
· 91%
Protein
0.3g
· 9%
Fat
0g
· 0%
Fiber
0g
Guinness Beer Vitamins & Minerals
Vitamins
B2
0.02mg · 2% DV
B1
0.01mg · 1% DV
B3
0.2mg · 1% DV
B6
0.01mg · 1% DV
Minerals
Phosphorus
10mg · 1% DV
Potassium ⭐
30mg · 1% DV
Calcium
4mg · 0% DV
Iron
0mg · 0% DV
Guinness Beer Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Guinness Beer Processed?
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Guinness Beer Contain Allergens?
Contains these allergens:
Which Diets Is Guinness Beer Good For?
Vegan
— Not suitable
Vegetarian
✓ Suitable
Gluten-Free
— Not suitable
Dairy-Free
— Not suitable
Mediterranean
— Not suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Guinness Beer Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Guinness Beer
Guinness Beer — Frequently Asked Questions
Why is Guinness darker than many other beers?
Its dark colour comes largely from roasted barley and malts. Roasting also creates the beer’s characteristic coffee-like, cocoa-like and toasted flavours.
Should Guinness be served very cold?
Guinness is usually best served chilled rather than ice-cold, so its roasted aromas and creamy texture remain noticeable. Serving it too cold can mute some of its flavour.
How do you pour Guinness properly?
For draught nitrogenated Guinness, the glass is commonly filled at about a 45-degree angle, allowed to settle, then topped up. This helps form the dense, creamy head associated with the beer.
What is the ball inside some Guinness cans for?
The small widget in certain cans releases nitrogen when the can is opened. It is designed to create a smoother mouthfeel and a creamier head similar to draught Guinness.
What foods pair well with Guinness?
Its roasted profile works well with oysters, mushrooms, grilled meats, stews and mature cheeses. It can also complement chocolate desserts by highlighting its coffee-like notes.
How is Guinness different from a typical lager?
Guinness is a stout with a dark, roasted flavour profile, while lagers are generally lighter in colour and more crisp or refreshing. Nitrogenated Guinness also tends to feel creamier than carbon dioxide-forward lagers.
Is Guinness a good source of iron?
The idea that Guinness is a meaningful iron supplement is a common myth. Beer should not be used to prevent or treat iron deficiency; seek professional advice if deficiency is suspected.
Is Guinness a good post-workout drink?
No. Alcohol can interfere with rehydration and muscle recovery after exercise, so water, electrolytes and a balanced meal are better priorities.
Does drinking Guinness before bed improve sleep?
Although alcohol may initially make you feel sleepy, it can disrupt sleep quality and increase night-time waking. It is best not to rely on it as a sleep aid.
Who should be especially careful with Guinness?
It contains gluten, so it is not appropriate for people with coeliac disease or a medically diagnosed gluten-related condition. People who are pregnant, avoiding alcohol, have liver disease or take medications that interact with alcohol should also avoid it.
Have another question about Guinness Beer?
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Nutrition data compiled from USDA FoodData Central and scientific sources.