How much sugar is there on average in a glass of cow milk?

In this brief article, we are going to provide you with the answer to the question “How much sugar is there on average in a glass of milk?” talk about the amount of sugar in different types of milk and discuss the benefits of drinking milk. 

How much sugar is there on average in a glass of cow milk?

In one glass with about 8-ounce (240 ml) of cow milk, there are approximately 12 grams of sugar (lactose). This is very similar to the amount of natural sugar in one small banana. 

The amount of sugar does not differ according to the type of cow milk concerning the percentage of fat (Fat-free, Low-Fat, Reduced-fat, whole-milk). 

Does lactose-free milk have the same amount of sugar as other types of milk?

It is common to think that lactose-free milk has less sugar than the other types of cow milk, but this is a mistake.

Lactose-free milk is made by breaking down the lactose present in milk. During this process, the lactase enzymes are added to the milk, which breaks down lactose and converts it to glucose and galactose.

Thus, the lactose is only “transformed” in glucose and galactose, it is not eliminated from the milk. 

How much sugar is there in flavored milk?

Flavored milk also contains added sugar. A glass of chocolate cow’s milk, for example, has 24 grams of sugar: twice more sugar than a glass of natural milk. A glass of chocolate soy milk has about 19 grams of sugar, and a glass of vanilla almond milk has about 15 grams of it. 

Sugar in breast milk

A glass of breast milk has about 17 grams of sugar, a little more than the cow-milk

Vegetable milk

Vegetable milk is a nutritious addition to a well-balanced diet. They do not replace cow’s milk, because the type and amount of proteins in each one of them are different. 

Vegetable milk is recommended to supplement the diet and/or for those who are allergic to the protein found in animal milk.

What are the different types of milk?

Cow’s milk

A great source of proteins and calcium, which are essential for the health of our bones and muscles, as well as preventing osteoporosis. 

Rice milk

This type of milk is cholesterol and lactose-free. It is a good option for those who are intolerant or allergic to lactose. The rice drink is a source of protein, although in less quantity than cow’s milk. It can also be enriched with calcium and vitamins A, complex B, and D.

Almond milk

It has a low glycemic index, being ideal for those looking to lose a few pounds while still maintaining blood glucose control. It is possible to notice an improvement in the functioning of the intestine and the digestive process as one of its benefits. Nut milk is another great way to add variety to your diet.

Coconut milk

Ideal for those following a vegan or vegetarian diet, coconut milk is also an excellent choice for those who are lactose and milk protein intolerant. It is also high in vitamin C and B complex, which help to strengthen the immune system and alleviate tiredness and irritability.

What are the benefits of drinking cow’s milk?

Cow’s milk is a good source of protein and calcium, as well as nutrients including vitamin B12 and iodine. It also contains magnesium, which is important for bone development and muscle function, and whey and casein, which play an important role in lowering blood pressure.

Whole milk contains vitamins A, E, K, and D, which are present in milk fat. On the other hand, skim milk, as it has no more fat, loses these nutrients.

Whole cow’s milk, or milk with its original fat, provides the following health advantages when consumed regularly:

It can help prevent osteoporosis since it is high in calcium and includes vitamin D.

Because it is high in protein, it aids in muscle building.

It includes oligosaccharides, which are nutrients consumed by the good bacteria in the colon, hence it helps to improve the intestinal microbiota.

Because it is high in vitamin B complex, it helps the neurological system work better.

Because it is heavy in amino acids with anti-hypertensive characteristics, it can help regulate high blood pressure.

Other FAQs about Sugar that you may be interested in.

Can you put brown sugar in coffee?

Is brown sugar in coffee healthy?

How can I decrease the amount of sugar in my coffee?


In this brief article, we provided you with the answer to the question “How much sugar there is in a glass of milk? , talked about the amount of sugar in different types of milk and discussed the benefits of drinking cow’s milk. 


Healthline. “Sugar in Milk: Sources, Amounts, Tips, and More,” December 10, 2019.

“Tipos de leites: vaca, amêndoas, coco… Quais são os mais saudáveis para nós?” Accessed December 15, 2021.,