# What Makes Illicit Alcohol Deadly to Humans, Can You Spot It Before Drinking, Medical Experts Explain

> Methanol present in illicit liquor transforms into lethal acid inside the human body, causing multiple organ failure and death. Max Healthcare doctor Prabhat Ranjan Sinha breaks down the scientific reasons and severe health risks involved.

**Type:** article · **Category:** Health · **Published:** 2026-09-09 · **Source:** TrendKia
**Canonical:** https://trendkia.com/en/health/nakali-jahara-alcohol-ki-pahachana-aura-doktara-ki-salaha-30421 · **Language:** English
**Tags:** toxic liquor, methyl alcohol, health news, Dr Prabhat Ranjan Sinha, Max Healthcare, liver failure, metabolic acidosis

Chemically speaking, alcohol is primarily ethanol or ethyl alcohol, consisting of carbon, hydrogen, and oxygen. To make it consumable, water is mixed into it in large amounts. During the fermentation process, fruit-derived esters are used in very tiny quantities to impart a fruity flavor. Additionally, aldehydes and fusels are added for taste and aroma. If fermentation takes place in wooden casks, tannins are also naturally incorporated. While there is a standard chemical formula for producing ethanol, mixing methanol into it can prove fatal, and that is where all the complications begin. We spoke with **Dr. Prabhat Ranjan Sinha**, Director and Unit Head of Internal Medicine at Max Healthcare, to understand what exactly this beverage does inside the body and why it turns into a deadly poison that claims human lives.

## Is All Alcohol Inherently Poisonous
**Dr. Prabhat Ranjan Sinha** explained that first of all, one must understand that if properly manufactured ethanol is consumed in moderation by an individual, the chance of it acting as a poison inside the body is almost negligible. Toxicity occurs when methyl alcohol is adulterated alongside ethanol. Poor quality and cheap liquor often contain methyl alcohol, which is produced illegally without adhering to any standard chemical formulas. Such illicit brews generally contain cheap additives like ammonium chloride, which essentially help create methyl alcohol. This methyl alcohol is a poison in its own right. The moment it enters the stomach, it converts into formaldehyde and formic acid, directly attacking the human nervous system, liver, and optic nerves. The consequences can easily turn fatal. Dr. Prabhat Ranjan noted that while no form of alcohol is good for health, this particular concoction is not even real alcohol because of the added methyl alcohol, which is why referring to it as toxic liquor is accurate since the poison itself is methanol.

## How Toxic Liquor Destroys Internal Organs
Genuine alcohol, when consumed, goes to the stomach and is metabolized by the liver. The liver uses various enzymes to break down ethyl alcohol into different components, ultimately turning it into acetaldehyde. While still harmful, if the beverage is actually toxic liquor adulterated with methyl alcohol, it directly transforms into formaldehyde and subsequently into formic acid. Both formaldehyde and formic acid are extremely toxic and carcinogenic agents. Formaldehyde is exceptionally lethal and immediately begins damaging liver cells. This can lead to liver failure, rupture intestines, and fracture the optical nerves of the eyes. It breaches the blood-brain barrier, causing neural networks in the brain to degenerate. Patients may develop peritonitis, causing life-threatening inflammation in the inner lining of the abdomen. Under these conditions, the patient can suffer from epileptic seizures, vomiting, and loss of consciousness. It can impair vital organs including the kidneys, liver, and heart. Once formic acid dissolves in the bloodstream, it shuts down the mitochondria inside the cells. Mitochondria are responsible for generating energy for the body, and their failure prevents cells from utilizing oxygen. This triggers metabolic acidoses, generating dangerous levels of acid in the blood. Consequently, the kidneys, liver, and heart stop functioning. When brain cells are deprived of oxygen, breathing ceases, the patient slips into a coma, and death occurs due to multi-organ failure.

## Can Consumers Identify Toxic Liquor Beforehand
Unfortunately, if toxic liquor enters the market, identifying it on one's own is extremely difficult. Laboratory testing is required to confirm its presence. Therefore, if someone consumes substandard or toxic liquor, there is no practical method based on taste or visual inspection prior to drinking that can reveal its toxicity. It cannot be identified merely by tasting it.

## What Quantity of Alcohol Triggers Fatal Toxicity
Dr. Prabhat Sinha points out that if a beverage contains methyl alcohol, even a tiny droplet of it acts as poison because methyl alcohol is entirely toxic. The question of why it affects different people with varying intensity depends on multiple factors. It is possible that someone has an exceptionally efficient metabolism that quickly converts and expels the toxin from the body, but if the substance is methyl alcohol, its adverse effects will impact everyone to some degree. The impact varies in severity, but the greater the volume of methyl alcohol entering an individual's system, the faster their organs will suffer damage.

## Crucial Safety Measures and Medical Advice
Dr. Prabhat Ranjan Sinha emphasizes that the ideal situation is to abstain from alcohol entirely, as it is harmful in every conceivable way. Nevertheless, if someone insists on drinking, they should opt for the highest quality spirits. Even if one drinks only once a year, premium quality should be the priority. Substandard, loose, and cheap alcohol carries a high risk of containing methyl alcohol, and therefore, such risks should never be taken. Additionally, consuming plenty of water while drinking is advisable.

## What this means for you
Understanding the fatal hazards and severe physiological damage caused by illicit liquor is crucial for public safety and health awareness.

- **Across India:** Incidents involving toxic liquor adulterated with methanol frequently surface across different states, claiming numerous lives. Citizens must strictly avoid consuming unbranded or illicit brews.
- **In Daily Life:** Individuals who consume alcoholic beverages must ensure they purchase only certified, high-quality products from trusted sources, as unregulated variants can cause rapid organ destruction.
- **Health and Safety:** Methyl alcohol transforms into formaldehyde and formic acid upon ingestion, causing irreversible damage to the liver, kidneys, and optic nerve.
- **Medical Emergency:** Symptoms such as vomiting, loss of consciousness, or seizures following liquor consumption require immediate medical intervention to prevent fatal multi-organ failure.
- **Prevention:** Since toxic liquor cannot be identified through taste or appearance, staying away from cheap and unverified alcohol is the only reliable safeguard.

## Why this happened
The severe health consequences and fatalities resulting from toxic liquor are driven by specific chemical adulteration and illicit manufacturing practices.

- **Methanol Adulteration:** Unscrupulous manufacturers substitute standard ethanol with cheap and toxic methyl alcohol to cut production costs in illegal brewing operations.
- **Lethal Chemical Conversion:** Upon ingestion, methyl alcohol rapidly transforms into highly corrosive formaldehyde and formic acid, destroying cellular structures.
- **Cellular Energy Failure:** Formic acid enters the bloodstream and shuts down cellular mitochondria, halting oxygen utilization and triggering severe metabolic failure.
- **Lack of Regulation:** Illicit liquor produced without adherence to safety formulas or government oversight bypasses all quality control checks.

## Questions & Answers

### 1. What chemical is alcohol primarily made of?
Chemically, alcohol is primarily composed of ethanol or ethyl alcohol, containing carbon, hydrogen, and oxygen.

### 2. When and how does alcohol become poisonous?
Poisoning occurs when methyl alcohol is adulterated into ethanol, which converts into dangerous acids inside the stomach.

### 3. What happens when methyl alcohol enters the body?
It converts into formaldehyde and formic acid in the stomach, directly attacking the nervous system, liver, and optic nerves.

### 4. Can toxic liquor be identified by its taste or smell?
No, it is impossible to identify toxic liquor by taste or smell before drinking, and laboratory testing is required.

### 5. How does toxic liquor cause death?
It triggers metabolic acidosis and multi-organ failure, stopping respiration and leading to death.

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