Quick takeaway: No. Multani Mitti sold in India is cosmetic-grade Fuller's Earth, made of hydrated aluminium silicates your gut cannot digest. Eating clay (geophagy) risks intestinal blockage, nutrient malabsorption, and exposure to lead, arsenic, and cadmium. It stays unsafe even during Navratri fasts. Use Multani Mitti on your skin, never in your stomach.
No — you should not eat Multani Mitti. Cosmetic-grade Fuller's Earth is not food-safe. It can cause intestinal blockage, heavy metal exposure, and nutrient malabsorption. Even during religious fasts, eating clay is not recommended by medical professionals. Multani Mitti belongs on your skin, not in your stomach.
Use It on Your Skin Instead →
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In This Article
Multani Mitti Khane Se Kya Hota Hai? (Quick Answer)
Short answer: nothing good. Multani Mitti sold in shops is cosmetic-grade clay. Eaten, it can cause constipation or intestinal blockage, expose you to lead and arsenic, bind the iron in your food (worsening anaemia) and wear down tooth enamel. There are no proven benefits of eating it — the “cooling” and “cleansing” claims come from folk belief, not evidence.
The craving itself (called pica) is often a sign of iron deficiency — a blood test, not clay, is the fix.
Where Multani Mitti genuinely helps is on the skin: as a 15-minute face pack it soaks up excess oil, deep-cleans pores and cools the skin. If that is what you were looking for, use it as a Multani Mitti face ubtan powder — mix into a paste, apply, leave on for 15 minutes, rinse — and read what to do after applying Multani Mitti.
इस लेख को हिंदी में पढ़ें: मुल्तानी मिट्टी खाने से क्या होता है? फायदे, नुकसान और सच्चाई
Is Multani Mitti Edible?
No. The Multani Mitti you buy from a store — whether online or from a beauty shop — is cosmetic-grade Fuller's Earth. It is processed for external use only and is not safe for consumption.
It contains hydrated aluminium silicates that your digestive system cannot break down. Unlike food, these mineral particles do not get absorbed or eliminated normally — they can accumulate in your intestines, bind to essential nutrients, and may contain traces of heavy metals depending on the source.
Why Do Some People Eat Clay?
Clay eating — known as geophagy — is a documented practice across many cultures worldwide. It is not unique to India. There are several reasons people eat clay:
- Pica disorder: A medical condition where people crave and eat non-food substances. Often linked to iron deficiency or anaemia. If you regularly crave clay, chalk, or soil — consult a doctor for blood tests.
- Cultural tradition: In some communities, eating small amounts of specific clay types is a generations-old practice, particularly during pregnancy (believed to ease nausea).
- Religious fasting: Some people eat Multani Mitti during Navratri or other fasts, believing it is "natural" and safe. This is a misconception.
- Detox claims: Social media claims that eating clay "detoxifies" the body. There is no scientific evidence supporting this claim for ingested clay.
Health Risks of Eating Multani Mitti
| Risk | What Happens |
|---|---|
| Intestinal blockage | Non-digestible clay accumulates in the gut → severe constipation, abdominal pain, potential surgical emergency |
| Heavy metal exposure | Lead, arsenic, and cadmium found in unfiltered clay become bioavailable when dissolved by stomach acid → organ damage over time |
| Nutrient malabsorption | Clay binds to iron, calcium, and other essential minerals in your gut → worsens anaemia and mineral deficiency |
| Dental damage | Gritty clay particles erode tooth enamel → sensitivity, cavities, long-term dental problems |
| Kidney stress | Long-term heavy metal accumulation from clay can damage kidneys and the nervous system |
Can You Eat Multani Mitti During Religious Fasts?
No — and fasting makes it more dangerous, not less.
During religious fasts (Navratri, Karva Chauth, Ekadashi), your body is already under nutritional stress. Eating clay during a fast:
- Worsens mineral depletion when your body is already low on nutrients
- Blocks absorption of whatever limited food you eat during fast-breaking
- Causes worse constipation because you are already dehydrated from fasting
- Provides zero nutritional value — it is not a food substitute
If you feel hungry during a fast, eat permitted foods like fruits, milk, sabudana, or nuts — not clay.
Food-Grade vs Cosmetic-Grade Clay
There is a category of clay sold as "edible clay" — these are food-grade products that undergo heavy metal testing and purification. Regular Multani Mitti from beauty stores is NOT this product.
- Cosmetic-grade: Processed for external application. Not tested for heavy metals in food-safe amounts. Contains additives for texture. This is what 99% of Indian stores sell.
- Food-grade: Third-party tested for lead, arsenic, cadmium. Purified to remove contaminants. Sold by specialised suppliers, not regular beauty shops.
Even food-grade clay should only be consumed in tiny amounts (if at all) and ideally under guidance from a qualified Ayurvedic practitioner. It is not a health food.
What Medical Experts Say
Gastroenterologists and toxicologists are unanimous: do not eat clay.
If you experience cravings for clay, chalk, soil, or other non-food substances, it may indicate:
- Iron deficiency anaemia — the most common cause of pica
- Zinc deficiency
- Obsessive-compulsive tendencies
- Pregnancy-related cravings (hormonal, not nutritional)
A simple blood test can identify deficiencies. Treating the underlying cause eliminates the craving — eating clay only makes the deficiency worse by blocking mineral absorption.
What Multani Mitti IS Good For
Multani Mitti is excellent — when used on your skin and hair:
- Face packs — deep cleanses, controls oil, ideal for blemish-prone skin
- Hair masks — cleanses the scalp, reduces flakiness, adds volume
- Body scrubs — removes tan, softens rough skin on elbows and knees
- Foot soaks — softens cracked heels, absorbs odour
Shop Multani Mitti Ubtan → Shop Multani Mitti Face Wash →
Frequently Asked Questions
Is eating Multani Mitti harmful? +
Yes. Cosmetic-grade Multani Mitti can cause intestinal blockage, heavy metal exposure, nutrient malabsorption, and dental damage. It is not food-safe and should never be eaten.
Can I eat Multani Mitti during Navratri fast? +
No. Fasting makes clay consumption more dangerous because your body is already nutrient-depleted. Eat permitted fasting foods like fruits, milk, sabudana, or nuts instead.
Why do I crave eating Multani Mitti? +
Craving clay or soil is called pica, often caused by iron deficiency anaemia or zinc deficiency. Get a blood test done — treating the deficiency will stop the craving. Eating clay only worsens the deficiency.
Is there edible Multani Mitti? +
Food-grade clay exists but is different from what stores sell. Regular Multani Mitti is cosmetic-grade and not tested for food safety. Even food-grade clay should only be used in tiny amounts under expert guidance.
What are the benefits of eating clay? +
There are no scientifically proven benefits of eating clay. Claims about detoxification are unsubstantiated. The risks (intestinal blockage, heavy metals, nutrient depletion) far outweigh any claimed benefits.
Multani mitti khane se kya hota hai? +
Eating cosmetic-grade Multani Mitti can cause constipation or intestinal blockage, lead and arsenic exposure from unpurified clay, poor absorption of iron and other nutrients, and worn tooth enamel. It is sold for skin use only. A strong urge to eat clay (pica) is usually linked to iron deficiency — get a blood test instead of eating clay.
Multani mitti khane ke fayde kya hain? +
There are no proven benefits of eating Multani Mitti. The “cooling” and “stomach-cleansing” claims are folk beliefs with no evidence behind them, while the risks — blockage, heavy metals, iron loss — are real. Its benefits are for the skin: oil control, deep cleansing and a cooling face pack. See the section “What Multani Mitti IS Good For” above.
मुल्तानी मिट्टी खाने से क्या होता है? +
Eating Multani Mitti is not safe. Shop-bought clay is cosmetic-grade: it can block the intestines, carry lead or arsenic, and bind the iron in your food, which makes anaemia worse. If you crave clay, that craving (pica) is itself a common sign of iron deficiency — consult a doctor. Use Multani Mitti on the skin as a face pack, not as food.
Multani mitti khane ke nuksan kya hain? +
The main harms are: constipation and intestinal blockage; lead or arsenic exposure from unpurified clay; anaemia, because clay binds iron in the gut; damaged tooth enamel from the grit; and stronger pica cravings over time. Pregnant women and children are at the highest risk and should never eat clay.
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Written by Ayurveda Hub Editorial Team
Our content is researched and reviewed by Ayurvedic practitioners with BAMS qualifications. We reference classical Ayurvedic texts including Charaka Samhita, Sushruta Samhita, and Ashtanga Hridayam, alongside modern peer-reviewed studies. Learn more about our team →
