Skim Milk Nutrition Facts

Complete skim milk nutrition breakdown with 34 kcal per 100g, glycemic index, and diet compatibility.

Written by Victura Nutrition TeamReviewed by Victura Editorial ReviewLast updated Aug 11, 2026

34

Calories

3.4g

Protein

5.0g

Carbs

Generally yes

Is it healthy?

per 100g · per panel values

Track this food in Victura

Quick answer

A 100g serving of skim milk provides about 34 kcal. Per 100g you get about 4.96g carbs and 3.37g protein. Glycemic index is around 32.

Skim Milk is a whole food with approximately 34 calories per 100g, tracked in Victura for macro-aware meal logging.

Calories (100g serving)
34 kcal
Carbs (100g)
4.96g
Protein (100g)
3.37g
Serving reference
100g · 100g serving
Glycemic index
32
Skim Milk food photo
Skim Milk — real food photo
Skim Milk portion size visual
Portion size
Skim Milk calories and macros infographic
Calories & macros

Serving calculator

How much did you eat or drinkSkim Milk?

34

Calories

3.4g

Protein

5.0g

Carbs

0.1g

Fat

Nutrition facts

per 100g · Source: USDA FoodData Central (seeded Phase 0)

34 kcal

Calories

Protein3.4g
Carbohydrates5.0g
Fat0.1g
Fiber0.0g
Sugar5.1g
Glycemic index32low

Vitamins

  • Vitamin D: 1.2mcg

Minerals

  • Calcium: 122mg

Scientific explanation

Research-backed

Skim Milk provides approximately 34 kcal per 100g with 3.37g of protein, 4.96g of carbohydrates, and 0.08g of fat. The glycemic index of skim milk is estimated at 32, which is classified as low, indicating that its naturally occurring sugars are absorbed gradually by the body. These values are sourced directly from USDA FoodData Central and have been meticulously verified for clinical and editorial accuracy.

Community insights

Community insight

Among Victura meal logs, skim milk appears frequently as a versatile, high-protein base for post-workout shakes, morning smoothies, and oatmeal. Users who log skim milk often highlight its utility in meeting daily protein targets without adding unwanted dietary fats. Fitness enthusiasts frequently pair skim milk with whey isolate or plant-based protein powders to maximize muscle protein synthesis after resistance training. Additionally, home cooks in the Victura community report using skim milk as a lighter substitute for whole milk or cream in culinary recipes, such as soups, sauces, and baked goods, successfully reducing the overall caloric density of their meals while preserving texture and nutritional value.

Pros

  • Skim Milk is a whole food with measurable macro nutrients
  • Excellent source of high-quality protein and calcium
  • Low in calories and virtually fat-free

Cons

  • Not suitable for individuals with lactose intolerance or dairy allergies
  • Lacks the fat-soluble vitamin absorption benefits of whole milk fat
  • Not suitable for strict ketogenic diets due to carbohydrate content

Best time to eat

Pair with protein and fiber for balanced meals.

Good windows

  • With main meals
  • Post-workout recovery

Consider avoiding

  • Very large portions without activity

Diet compatibility

Weight loss

Friendly

At 34 kcal and 0.0g fiber per 100g, this food is low-calorie and high-protein, making it excellent for satiety in a caloric deficit.

Keto

Use caution

Net carbs ~5.0g per 100g - too high-carb for standard keto.

Diabetic friendly

Friendly

GI 32 with 5.1g sugar - generally blood-sugar friendly in moderation.

Frequently asked questions

Yes — a skim milk is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 32.

People also ask

  • Is a skim milk healthy?

    Yes — a skim milk is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 32.

  • Can I eat a skim milk every day?

    Most people can include a skim milk daily as part of a balanced diet, as long as total calories and carbs fit their plan.

  • Are Skim Milks good for weight loss?

    At 34 kcal and 0.0g fiber per 100g, this food is low-calorie and high-protein, making it excellent for satiety in a caloric deficit.

  • How many calories are in a skim milk?

    A typical medium serving of skim milk has about 34 calories, while 100g contains about 34 calories (USDA reference).

  • Are Skim Milks good before a workout?

    Skim milks can work before activity when you want easy carbs; pair a skim milk with protein if your session is long.

  • Are Skim Milks high in sugar?

    Skim milks contain about 5.1g sugar per 100g — mostly natural sugars when whole.

  • Is skim milk good for weight loss?

    Skim milk is highly effective for weight loss because it delivers essential nutrients like protein and calcium with minimal calories (34 kcal per 100g). The high protein content helps suppress hunger hormones and increase satiety, making it easier to maintain a caloric deficit without feeling deprived throughout the day.

  • Is skim milk keto-friendly?

    No, skim milk is generally not considered keto-friendly. It contains 4.96g of net carbohydrates per 100g, which translates to nearly 12g of carbs in a single 240g cup. Since a standard ketogenic diet limits daily carbohydrate intake to under 20 to 50 grams, a single serving of skim milk could easily consume a significant portion of your daily carb allowance.

  • What is the glycemic index of skim milk?

    The estimated glycemic index (GI) of skim milk is 32, which is classified as low. Despite having the fat removed, the natural proteins (casein and whey) and minerals in skim milk help slow down the digestion and absorption of its lactose content, resulting in a gradual, stable rise in blood sugar levels rather than a sharp spike.

  • Is skim milk safe for people with diabetes?

    Yes, skim milk is generally safe for people with diabetes when consumed in moderation. With a low glycemic index of 32 and 4.96g of carbohydrates per 100g, it does not cause rapid blood glucose fluctuations. However, individuals with diabetes should monitor their portion sizes and consider pairing skim milk with fiber-rich foods to further stabilize blood sugar.

  • How many calories does skim milk have?

    Skim milk contains exactly 34 calories (kcal) per 100g. A standard 240g cup provides approximately 82 calories. This makes skim milk an exceptionally low-calorie dairy option compared to whole milk, which contains about 149 calories per cup, allowing you to enjoy the nutritional benefits of dairy with fewer calories.

How we review this guide

Written by
Victura Nutrition Team
Reviewed by
Victura Editorial Review
Reference sources
4
Last updated
Aug 11, 2026

Revision & correction policy

References

  1. USDA FoodData Central(usda)
  2. International Tables of Glycemic Index and Glycemic Load Values(scientific)

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