Lactose - Carbs, Glycemic Index, Fats, Minerals, Vitamins & much more

Picture of Lactose

Lactose consists of 0% fat, 0% protein, 100% carbs, 0% fiber and 0% water. Lactose has 399 calories per 100g, that is 102% higher than other foods in Sugar. In total 0% of the calories in Lactose are from fat, 0% from protein and 100% from carbohydrates.

  • Very low Glycemic Index Glycemic Index: 0
  • High in carbs 5.0g carbohydrates per portion of 5g
  • Low Glycemic Load Glycemic Load: 0.0

Can you eat Lactose for a low carb diet?

With 5g of carbs and a Glycemic Load of 0 in a portion of 5g, Lactose should be avoided for a ketogenic diet due to the high percentage of carbs. Lactose contains no Fructose, is Gluten free and has a high amount of Lactose .

Lactose: nutrition facts & data

Nutrition facts
per 100g
avg Sugar[1]
Calories (kcal) 399.0 389.7
Fat (g) 0.0 0.0
Protein (g) 0.0 0.0
Carbohydrates (g) 100.0 97.4
Mono- & Di-Saccharides (g) 100.0 97.4
Polysaccharides (g) 0.0 97.4
Fibers (g) 0.0 0.0
Sodium (mg) 0.0 0.3
Water (g) 0.0 2.0
[1] average of Sugar

Breakdown in percent (%) of total calories

An average portion size (5g) of Lactose contains:

  • 20.0 Calories
  • 0g of Fat
  • 0g of Protein
  • and 5.0g of Carbs
  • No sodium
  • No Magnesium
  • 0.0mg of Zinc - 0.0% of the RDA for Zinc.
  • No iron
  • No potassium
  • No Vitamin C
  • No Vitamin B12

For every gram of carbs in Lactose you get

  • 0.00 grams of protein compared to the average of 0.46g per gram of carbs among all foods. Other foods in Sugar have on average 0.00g of proteins per 1 gram of carbs.
  • 0.00 grams of fat (total average 0.66g, other foods in Sugar 0.00g)
  • 0.00 grams of fibers (total average 0.13g, other foods in Sugar 0.00g)

Nutrient distribution per gram

What vitamins are in Lactose?

per 100g
Vitamin C (mg) 0.0 0.0
Vitamin E (mg) 0.0 0.0
Vitamin B1 / Thiamine (mg) 0.0 0.0
Vitamin B2 (mg) 0.0 0.0
Vitamin B6 (mg) 0.0 0.0
Vitamin B9 / Folate (μg) 0.0 0.0
Vitamin B12 (μg) 0.0 0.0
Retinol (μg) 0.0 0.0
beta-Carotene (μg) 0.0
[1] average of Sugar

Is Lactose rich in vitamins?


The following chart displays the amount of vitamins per portion Size (5g) for Lactose of the recommended daily allowance (RDA[1]) for each vitamin in percent.

[1]Avg. RDA for a 19-30 year old adult
Learn more about RDA values for vitamins by clicking on the names in the table above.

Minerals in Lactose

per 100g
Magnesium (mg) 0.0 2.1
Zinc (mg) 0.0 0.0
Sodium (mg) 0.0 0.3
Calcium (mg) 5.0 8.6
Iron (mg) 0.0 0.2
Potassium (mg) 0.0 14.3
Phosphorus (mg) 0.0 2.9
[1] average of Sugar

Is Lactose high in minerals?


Again, for every mineral contained in Lactose we looked at the portion size (5g) and applied it to the recommended daily allowance (RDA[1]). Data is shown in percent of RDA per portion size.

[1]RDA for a 19-30 year old adult
Learn more about RDA values for minerals by clicking on the names in the table above.

Carbohydrates in Lactose

100.0% of Lactose are carbs, per serving of 5g that makes 5.0g of carbs.

Monosachharides and polysaccharides

per 100g
Monosaccharides (g) 100.0 97.4
Polysaccharides (g) 0.0 0.0
Total carbs (g) 100.0 97.4
[1] average of Sugar

How high are the Glycemic Index and the Glycemic Load for Lactose?

The Glycemic Index of Lactose is 0, which would be considered as low. The Glycemic Load in a normal serving is 0.0 and can be regarded as low.

Allergens in Lactose

  • is Gluten free
  • has a high amount of Lactose
  • no Fructose

Fatty acids and cholesterol in Lactose

Of the 0.0g total fat per 100g in Lactose, 0.0g are saturated fatty acids (SFA), 0.0g are monounsaturated fatty acids (MUFA) and 0.0g are polyunsaturated fatty acids (PUFA). The amount of cholesterol is 0.0mg.