How to recognize milk Adulterants?

Do you think before consuming a glass of milk? Is milk healthy for growing your children? You might have heard that milk is a complete food for kids. Well, you may know that milk is extremely healthy. So, are you sure the milk you give your kid is healthy or not? Are you aware of milk adulteration?

Generally, due to the health benefit of milk, it is considered as a superfood. Also, it has been labeled as complete food as it contains all the essential nutrients except vitamin D. So what is the mean of whole food and superfood? Thus, the superfood is related to food, which offers several health benefits. Well, it is not valid with the milk that contains adulterants or some poisonous substances. Your milkman might mix the adulterants and contaminate the milk to enhance its shelf life, which is extremely dangerous than the health benefits.

Moreover, you might have heard that milk contains every essential nutrient, but adulterated milk does not include any nutrients. Adulterated milk is not a complete food as it lacks several nutrients. So, with this blog lets discuss everything in detail.

What is Milk Adulteration?

The adulteration of milk decreases the quality of milk and thus makes it extremely dangerous for humans and kids. Adulterants such as acid, soap, table sugar, starch, and other chemicals like formalin are added to milk. Most of the chemicals added in milk for contamination makes the milk dangerous and causes issues to the health.

Milk Adulteration has become highly popular nowadays. Although there are several ways through which the milk has been contaminated.  The most common adulterants which are less harmful are the addition of water in milk. Despite the impurities added from water, there are several dangers in consuming milk. For recognizing milk adulteration done via the mixing of water.  There are some simple tests that can be performed, such as a milk slip test, running drop of milk on a polished or smooth surface. If the milk is pure, it will surely leave some traces behind otherwise not. 

Pure milk leaves some residue or traces behind. However, milk mixed with water addition will flow out. This is by far easy to know. Not every time the milk which we consume is entirely pure, it might contain urea, vanaspati, starch, or water as the contamination. Even the packed milk from some reputed brand or being purchased from milk vendors can be contaminated. Thus, it is imperative to check fluid before consuming it.

How is milk adulterated?

In ancient times the milk was completely pure and fresh. There was no chemical used that contaminate the milk. So every individual gets the purest form of milk and gets complete nutrients.

But nowadays, the contaminated milk has become highly popular. This is due to the utilization of steroids and chemicals in milk industries. So, let’s know about the chemicals being used for milk adulteration.

Chemicals Used for Milk Adulteration


It is an injection utilized to produce milk buffaloes and cows. It is a hormone that influences the production of milk and extraction.

Whenever the oxytocin is injected in buffaloes or cow, some hormone gets released in milk. Well, some common cause of hormone imbalance with men and women is due to the oxytocin available in milk. Thus, this hormone can have several side effects on men, women, and children. Moreover, this chemical reduces the life span of cattle.


It is a preservative being utilized for preserving dead bodies and biological specimens. Thus, to enhance milk life, milkman adds some drops of this chemical. This formalin increases cancer chances, skin diseases, and eye diseases.

Hydrogen Peroxide

It is utilized the same as formalin. Moreover, it increases the shelf life of milk and preserves bacterial growth. Milk adulteration done with hydrogen peroxide enhances heartbeat and results in cardiac arrhythmia.

Tips to check Milk Adulteration

Reduction Test

For the execution of this test, boil milk for about 2-3 hours till it gets solidifies and becomes hard. Rock-solid and rough residue means milk has additives. Moreover, oily residue means it is of superior quality,

Recognizing Synthetic Milk

The synthetic milk is made via the mixing of chemicals and things such as soap in natural milk. To understand synthetic milk, you can taste it and acquire it if it tastes terrible. Well, this feels soapy while rubbed and gets yellowish whenever heated.

Water in Milk

The water in milk might not be bad for health but surely for your pocket. Thus, to check put milk drop on any slanted surface. If milk feels some traces behind, then it is pure otherwise not.


If consumed in large quantities, vanaspati is not suitable for the health of individuals. Thus, to check if milk is adulterated with vanaspati. Then, add 2 tablespoons of hydrochloric acid and 1 tbsp of sugar in 1 tbsp of milk. If this milk turns red, then it is impure.

Starch in Milk

If your milkman has added starch in milk. Then, you can detect it by adding 2 tbsp of salt to 5 ml of milk. If this mixture turns blue, then, it’s adulterated otherwise not.

Formalin in Milk

The formalin is leveraged for preservatives. Well, it is transparent in color, and it can preserve the milk for a long time. Thus, to test this take 10 ml of milk in a test tube and add 2-3 drops of sulphuric acid. If any blue ring appears then milk is adulterated otherwise not.

Urea Test in Milk

Mixing of urea in milk is one of the standard forms of milk adulteration. As it does not change, taste and typical to recognize. To check urea in milk, make sure to mix a ½ tablespoon of milk and soybean powder and mix it well. Dip it in litmus paper and if the color changes, then it means it is contaminated.


I hope with this blog; you gain some knowledge about milk adulteration. Moreover, if you want to get pure milk, then start consuming A2 milk. Avail pure and fresh A2 milk from DesiMoo that offers desi cow milk at reasonable rates.