Milk Protein: How Much Is in 1 Glass? (Cow, Buffalo, Toned Milk)

By InstaCuppa Nutrition Team • Updated 11 July 2026 • Last updated: 11 July 2026 • 9 min read

How much protein is in 1 glass of milk? One glass (250ml) of cow milk gives about 8g protein. Buffalo milk gives more, about 9 to 11g.

In Hindi, people search the same thing. Ek gilas dudh mein kitna protein hota hai? Or 1 glass doodh me kitna protein? The answer is the same.

Most Indians drink milk daily. But few know the numbers for cow, buffalo, and toned milk. Fewer still know which milk gives more protein per calorie.

This guide gives exact numbers from ICMR-NIN data. It covers 1 glass, 100ml, 200ml, and 1 litre (1 kg) of milk.

Protein in 1 Glass of Milk

One glass (250ml) of cow milk holds about 8g protein, per ICMR-NIN data. Buffalo milk holds more, about 9 to 11g. Toned milk gives close to 7.5g. So a single glass of milk covers roughly 8g of your daily protein need.

One glass of milk in India is usually 200 to 250ml. Here is the protein:

One standard glass (250ml) of cow milk gives about 8g protein. Buffalo milk gives about 9 to 11g per glass.

1 Glass / 1 Kg Dudh Mein Kitna Protein? (Quick Hinglish Answers)

Many readers search this in Hindi. Here are the exact answers, in Hinglish and English.

Protein in 1 Litre (1 Kg) of Milk

One litre of milk weighs close to 1 kg. So "1 litre" and "1 kg" give the same protein. Here is the full chart:

ICMR-NIN note: The IFCT 2017 tables list 3.3g protein per 100g for cow milk and 3.7g for buffalo milk. Packaged buffalo milk labels often run a bit higher, up to about 4.3g, due to higher milk solids.

So a 500ml bottle of cow milk gives about 16g protein. A half-litre of buffalo milk gives about 19 to 21g.

Cow vs Buffalo vs Toned Milk: Full Comparison

Key insight: Skim milk and toned milk have almost the same protein as full cream milk. But they have fewer calories. When fat is removed, protein stays.

Amul vs Mother Dairy: Is There a Protein Difference?

The protein difference between Amul and Mother Dairy is nearly zero. Both brands follow the same FSSAI standards for milk composition.

Choose based on taste, how easy they are to find, and price. Do not choose based on protein content. They are basically the same.

Does Heating Milk Reduce Protein?

What boiling DOES change:

• Kills bacteria — makes milk safer
• Changes some heat-sensitive vitamins (small loss of B12, folate)
• Does NOT meaningfully reduce protein

Warm milk vs cold milk: same protein. Same nutrition. Pick what you prefer.

Milk vs Paneer vs Curd: Which Gives More Protein?

Paneer wins on protein density. But milk and curd are easier to consume in large amounts throughout the day. The best strategy is to combine all three across your meals.

How Much Protein in 1 Cup of Chai?

Most Indian chai uses 50–100ml of milk. So protein per cup of chai is:

Chai is not a protein food. Even 3 cups of chai gives only 4–9g protein from milk. Plus the added sugar adds empty calories.

If you drink chai, that is fine. But don't count it as a protein source. Drink a proper glass of plain milk for protein.

Casein vs Whey: Why Milk Has Two Proteins

Milk has two types of protein. Both are good. They just work at different speeds:

Expensive whey protein supplements are just the whey from milk, concentrated. When you drink a glass of milk, you get both proteins for ₹8–15. That is why milk is one of the best natural protein foods.

Best Time to Drink Milk

Bottom line: Drink milk when it fits your routine. Consistency matters more than timing.

How Much Milk Per Day?

1 to 2 glasses per day (250 to 500ml) is safe for most healthy adults. It is also good for them.

If you have lactose intolerance, bloating, or a milk allergy, reduce or avoid milk. Try curd instead because it has lower lactose. You can also use lactose-free milk.

The Milk Protein Secret

Does A2 Milk Have More Protein?

A2 milk is now sold across many Indian cities. Many people think it packs more protein. It does not.

A2 milk holds the same protein as normal cow milk. That is about 3.2g per 100ml. What changes is the type of casein, not the amount.

How Much of Your Daily Protein Does 1 Glass Cover?

ICMR-NIN (2020) sets the protein need for Indian adults at 0.83g per kg of body weight each day.

So a 60kg adult needs close to 50g of protein daily. One glass of cow milk gives 8g. That covers about 16% of the day.

Two glasses of milk give roughly one-third of your day's protein. The rest should come from dal, egg, paneer, or chicken.

Not sure of your own daily target? Use our protein per day calculator for Indians to find your grams by weight and goal.

Is Milk a Complete Protein?

Yes. Milk carries all nine essential amino acids your body cannot make on its own.

On the PDCAAS scale, milk protein scores 1.0. That is the top mark. The FAO and WHO use milk as the reference protein.

This means your body uses milk protein very well. Very little goes to waste. That is a big reason milk beats many plant proteins gram for gram.

Read More in This Protein Series

• Protein Rich Foods: Complete Guide for Indian Families
• Paneer Protein: Exact Grams Per 100g
• Curd Protein: How Much Is in Dahi vs Greek Yogurt?
• 50 High Protein Indian Foods: Full List with Grams

Related: Building a full protein plate? See protein in 1 katori dal, egg, chicken and milk (India chart) — including 100 gram dudh, 1 litre milk, and dudh vs dahi numbers.

This article is for general information, not medical advice. If you have lactose intolerance, a milk allergy, kidney issues, or a specific health goal, talk to a doctor or registered dietitian before you change your diet.

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