If you've grown up in an Indian household, chances are the smell of mustard oil sizzling in a pan is one of your earliest kitchen memories. Sharp, pungent, and unmistakably bold — this is the oil that built the foundation of Indian cooking long before refined oils arrived in shiny plastic bottles. And now, as more people move back toward real, unprocessed food, cold pressed mustard oil is having a well-deserved comeback.

But not everything sold as "mustard oil" today is the same. This guide walks you through what cold pressed mustard oil actually is, how it's traditionally made, what it does for your body, and how to tell the real thing from oil that only claims to be pure.

Table of Contents

1. A Tradition Rooted in the Hills

2. What It Actually Is

3. How It's Traditionally Extracted

4. Nutritional Profile

5. Cold Pressed vs Refined Mustard Oil

6. Health Benefits

7. Benefits for Hair and Skin

8. How to Use It Daily

9. Is There Any Downside?

10. How to Identify Genuine Oil

11. Storage Tips

12. FAQs

A Tradition Rooted in the Hills

Long before "cold pressed" became a marketing term, mustard oil was simply how people cooked. In the villages of Uttarakhand, families pressed their own mustard seeds using wooden ghanis passed down through generations, and the oil that came out was strong, golden, and completely unrefined. This wasn't a wellness trend — it was just how food was made.

That tradition is exactly what this pressing method tries to bring back. In a market crowded with refined, chemically processed oils, going back to the wooden press isn't nostalgia for its own sake — it's a return to organic cold pressed oil that's genuinely better for your body and your food.

What Is Cold Pressed Mustard Oil?

Cold pressed mustard oil is oil extracted from mustard seeds using mechanical pressure alone, at temperatures kept below roughly 45°C. No added heat, no chemical solvents — just seeds, pressure, and patience.

This is often called kachi ghani mustard oil, which literally translates to "raw press." Kachi Ghani and cold pressed mustard oil essentially mean the same thing — one is the traditional Indian term, the other the modern English one. Both describe oil that hasn't been bleached, deodorised, or chemically refined, which is exactly why it retains its natural colour, aroma, and nutrients.

You can usually spot a genuine, organic cold pressed oil by:

• A deep amber-golden colour

• A strong, pungent smell — the real sarson ka tel aroma

• A slightly thicker texture, especially in cold weather

• No added preservatives or blended oils

How It's Traditionally Extracted

Understanding how it's made helps explain why it behaves — and benefits you — so differently from refined oil.

1. Cleaning the seeds – Mustard seeds are cleaned and sorted to remove husk, dust, and damaged seeds.

2. Slow crushing – The seeds go into a wooden or stone ghani, where a rotating pestle grinds them gradually.

3. Natural pressure extraction – As the seeds are crushed, oil is released purely through mechanical pressure. No external heat is added at any point.

4. Settling and filtering – The oil is left to settle so natural sediment separates, then simply filtered — nothing more.

Compare this to refined mustard oil, which is usually extracted using high heat or chemical solvents, then bleached and deodorised to create a lighter, more "neutral" product. That process might extend shelf life, but it also strips away much of what makes mustard oil worth using in the first place.

Nutritional Profile

This oil is almost entirely made up of fatty acids — and it's the type of fat that matters. It's rich in monounsaturated fats, along with a healthy dose of polyunsaturated fats, including omega-3 and omega-6. Unlike many refined seed oils that lean heavily toward omega-6, mustard oil offers a relatively balanced ratio between the two, which is considered better for the body.

It also naturally contains vitamin E, along with trace amounts of other antioxidants, and is completely free of trans fat and cholesterol. This nutrient density is exactly why choosing genuine organic cold pressed oil — rather than a refined, processed bottle — makes such a noticeable difference. A peer-reviewed review of mustard seed phytochemistry published in the journal Plants backs this up, noting that mustard seeds are a genuinely rich source of omega-3 fatty acids and glucosinolates, compounds studied for their role in reducing inflammation and supporting heart health.

Cold Pressed vs Refined Mustard Oil

Health Benefits of Cold Pressed Mustard Oil

1. Supports heart health. Its monounsaturated fat content, combined with zero trans fat, is associated with better cholesterol balance and cardiovascular support.

2. Rich in Omega-3 and Omega-6. This oil has one of the more favourable fatty acid ratios among cooking oils, which is linked to reduced inflammation and better metabolic health.

3. A natural source of antioxidants. Vitamin E and plant compounds called glucosinolates give mustard oil its antioxidant properties, helping the body manage everyday oxidative stress.

4. Supports digestion. In Ayurveda, mustard oil is considered warming in nature and has traditionally been used to stimulate digestive fire and improve appetite.

5. Naturally antimicrobial. The compound responsible for mustard oil's sharp smell — allyl isothiocyanate — has natural antibacterial properties, which is part of why it's been used for pickling for centuries.

6. High smoke point. With a smoke point of around 250°C, it handles Indian cooking methods like tempering, frying, and sautéing without breaking down the way many refined oils do.

7. Supports joint comfort. Warm mustard oil massage is a long-standing Ayurvedic practice for easing stiffness and supporting circulation around joints and muscles.

8. May support immunity. The combination of antioxidants and natural antimicrobial compounds is traditionally linked to supporting the body's overall resistance.

Benefits for Hair and Skin

Long before it became a cooking oil trend, mustard oil was already a staple in Indian beauty routines — and the cold-pressed version is considered the most effective form for this.

For hair: It's traditionally used to nourish the scalp, reduce dryness, and support stronger, thicker-looking hair over time. Warm oil massaged into the scalp is believed to improve circulation to hair follicles, which is why mustard oil for hair remains such a common home remedy across Indian households.

For skin: Rich in vitamin E, it's often used as a natural moisturiser during colder months, especially on dry patches, cracked heels, or rough skin.

A simple way to use it: Warm two to three tablespoons of oil, massage gently into the scalp or skin, leave it on for at least an hour, and rinse or wash off as usual. Two to three times a week is generally enough to notice a difference.

How to Use It Every Day

• Tempering (tadka): Heat until it just begins to shimmer, then add mustard seeds and spices for that classic sharp aroma.

• Frying and sauteing: Its high smoke point makes it dependable for pakoras, sabzis, and everyday stir-fries.

• Pickling: The traditional base for Indian achaar, thanks to its natural preservative qualities.

• Marinating: Common in Bengali and hill-region cooking for fish, meat, and vegetables.

• Topical use: Warmed gently and used for scalp or body massage.

Is There Any Downside?

To be fair and complete: mustard oil naturally contains erucic acid, and very high intakes have been linked to concerns in some animal studies. However, the amounts present in normal daily cooking are widely considered safe. It also has a strong, distinct flavour that isn't for everyone — if you're new to it, start with smaller quantities and let your palate adjust.

Used sensibly, as part of everyday cooking, it has been consumed safely by Indian households for generations.

How to Identify Genuine, Unrefined Oil

With so many products labelled "pure" today, it helps to know what to look for:

1. Check the label for terms like "Kachi Ghani," "wood-pressed," or "cold pressed."

2. Look at the colour and smell — genuine oil is deep amber with a strong pungent aroma.

3. Read the ingredients — it should list only 100% mustard seed oil.

4. A small amount of natural sediment, especially in cold weather, is normal and a good sign.

5. Buy from producers who are transparent about sourcing and extraction.

If you're looking to buy pure mustard oil online, these are the details worth checking before you order — not just the word "cold pressed" on the label.

Storage Tips

• Store in a cool, dry place away from direct sunlight.

• Keep the bottle tightly sealed after every use.

• It's normal for the oil to turn slightly cloudy or thicken in winter — this reverses at room temperature.

• Properly stored, it typically stays fresh for around 12 months.

If you're already rethinking what goes into your kitchen, mustard oil is usually just the first swap. Many of the same households that switch to a genuine wood-pressed oil also move toward other traditionally made staples — like Raw Unprocessed Monofloral Honey in place of sugar-syrup-laced honey, or Pure A2 Cow Ghee instead of hydrogenated vanaspati. The idea is the same throughout — fewer ingredients, less processing, closer to how it was always meant to be made.

A Himalayan Take on a Timeless Oil

At Uttaransh, our cold pressed mustard oil is made the way it always has been in the hills of Uttarakhand — pressed slowly in a traditional wooden Kolhu, with no added heat and no shortcuts. It's the same Himalayan mustard oil that's warmed kitchens here for generations, now available for yours.

Shop Uttaransh's Cold Pressed Mustard Oil →

FAQs

Q1. What is cold pressed mustard oil?
Oil extracted from mustard seeds using only mechanical pressure at low temperature, without heat or chemical solvents — preserving its natural nutrients and flavour.

Q2. Is kachi ghani the same as cold-pressed oil?
Yes. Kachi Ghani is simply the traditional Indian name for the same process — oil extracted below around 45°C without chemical processing.

Q3. Is cold pressed mustard oil good for daily cooking?
Yes. Its high smoke point suits Indian cooking methods, and it's been safely used in households for generations when consumed in moderation.

Q4. What are the side effects of mustard oil?
For most people, normal culinary use is safe. Consuming very large quantities isn't recommended, as the erucic acid content has been linked to concerns in some studies — moderation is key, as with any cooking oil.

Q5. Is mustard oil banned in the USA?
The FDA has not approved mustard oil for direct culinary use due to its erucic acid content, so bottles sold there are usually labelled "for external use only." It remains freely used and sold for cooking across India.

Q6. Can cold pressed mustard oil be used for baby massage?
It's a traditional practice in many Indian households, though a patch test is recommended first, and it's worth checking with a paediatrician given some babies can be sensitive to its pungency.

Q7. Is cold pressed mustard oil good for weight loss?
It isn't a weight-loss oil on its own, but its favourable fat profile and lack of trans fat make it a reasonable swap for heavily refined oils within an overall balanced diet.

Q8. What's the difference between organic and cold pressed mustard oil?
"Cold pressed" refers to the extraction method (no heat or chemicals); "organic" refers to how the mustard seeds were farmed (no synthetic pesticides or fertilisers). An oil can be one, both, or neither — check the label for both terms separately.

Q9. How long does cold pressed mustard oil last?
Typically around 12 months when stored in a cool, dark place in a tightly sealed container, away from direct heat and sunlight.

Q10. Why does cold pressed mustard oil turn cloudy in winter?
Cold temperatures naturally thicken the oil. It returns to normal once it reaches room temperature and remains safe to use.