Drinks · ~15 kcal per 2 tbsp (30 ml) milk
Does coffee with a splash of milk break a fast?
A splash of milk (about 15 kcal) is a grey area for weight loss and blood sugar. Any milk breaks a fast for autophagy and gut rest.
Full answer: Does Coffee Break a Fast? Black Coffee and Every Add-In
The answer for each goal
Weight loss
Grey areaAutophagy
Breaks fastGut rest
Breaks fastBlood sugar
Grey areaA tablespoon of dairy milk has about 6 to 9 kcal, depending on its fat level. A 2 tablespoon (30 ml) splash therefore adds about 12 to 18 kcal to a cup of coffee. Skimmed, fat-free and lactose-free milk count the same way, so read the calories per 100 ml on the carton.
On the site's own four goals, one splash is grey for weight loss. It sits under the 50-calorie rule of thumb, which is not an official limit. Blood sugar is grey too. In a small study of 10 adults, milk drinks raised insulin about as much as white bread. Milk also brings protein, which the database counts as breaking autophagy and gut rest.
The splashes add up across a morning. Two tablespoons of 2% milk in each of four mugs comes to about 60 kcal, past the rule of thumb. A latte is a milk drink. The 200 ml of 2% milk in one is about 100 kcal, which breaks a fast for every goal.
Watch out
Count the mugs as well as the splash. Four splashed coffees in one morning can pass 50 kcal before you notice.
Questions people ask
Can you drink coffee with milk while intermittent fasting?
If weight loss is your goal, one measured splash is a grey area. For autophagy or gut rest, drink the coffee black during the fast. Save milky coffees for your eating window.
Does coffee with lactose-free or fat-free milk break a fast?
Treat it as ordinary milk. It still has calories, milk sugar and protein, so the same splash rules apply. Check the calories per 100 ml on the label.
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