The Wonderful World of Kaolin Clay

What is Kaolin Clay?

Kaolin Clay, renowned for its toxin-free purity, is a marvel of versatility. Its high heat resistance, durability, and hypoallergenic properties make it ideal for food and skincare applications. Chemically inert, Kaolin Clay preserves nutrients and flavors, resists bacterial growth, and enhances culinary experiences by retaining heat and moisture.

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Mining and preparing Kaolin Clay, late 18th Century
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Mining and preparing Kaolin Clay, late 18th Century
Images by derekau.net

Where does Kaolin Clay come from?

While Kaolin Clay is found in many parts of the world, its first recorded use dates back to China around the Tang Dynasty (618–907 AD). The more Kaolin Clay was used, the more its benefits became apparent, and it remains a staple ingredient in high-quality ceramics to this day, adding strength, a high-gloss sheen, and a glass-smooth finish.

618-907 AD 1368-1644 AD 2003-?AD
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Tang Dynasty (618-907 AD) Kaolin Clay's first recorded use
Image by Comuseum
1368-1644 AD Magnifique
Ming Dynasty (1368-1644 AD) Kaolin became the defining ingredient in Chinese porcelain, giving rise to the delicate beauty of Fine China.
Image by World History
2003-?AD Magnifique
Magnifique Dynasty (2003-?AD) Kaolin Clay revolutionizes cookware AGAIN with the introduction of the Claypot Oven.

What else is Kaolin Clay used for?

Kaolin Clay has so many widely varying benefits that it has become a staple in everything from cosmetics to industrial applications, including–but not limited to–paper manufacturing, water purification, Aerospace heat shields, and it even soothes digestion.*

*Please do not attempt to write on, apply to your face, clean water with, attach to your spaceship, or eat the Claypot or Lid.

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Cosmetics

Kaolin Clay is used in cosmetics for its gentle cleansing, oil-absorbing, and soothing properties, making it ideal for improving skin texture, reducing excess oil, and calming irritation.

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Paper

Kaolin Clay is a cost-effective, environmentally friendly filler with many benefits to the Paper Manufacturing Industry: Improved brightness, smoother finish, enhanced printability, increased opacity, and improved strength & durability.

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Water purification

Kaolin Clay is used in water purification for its ability to adsorb impurities, remove toxins, and clarify water by trapping particles and contaminants.

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Space

Kaolin Clay is used in spacecraft heat shields for its high heat resistance and insulating properties, protecting spacecraft from extreme temperatures during reentry.

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Digestion

Kaolin Clay aids digestion by absorbing toxins and excess acidity, relieving indigestion, diarrhea, and stomach upset while supporting a healthy gut environment.

Kaolin Clay and the Claypot Oven

So, as it turns out, Kaolin Clay is a bit of a wonder material. Here are some more features that we love about Kaolin Clay, and what they mean for your Claypot Oven.

Claypot Oven Usage FAQs

Our unique Kaolin Clay Glazing process coats our cookware with the same Kaolin Clay it consists of, which is applied evenly before being fired at over 2000°F, ensuring a solid, glass-like, easy-to-clean finish. This Kaolin Clay Glaze also prevents food from sticking to the surface of our Claypots, requiring less oils and fats when preparing meals. Healthy, convenient, and delicious, the Claypot and Lid are also oven safe, dishwasher safe, and sustainable.

The innate self-insulating properties of our unique Kaolin Claypot, Lid, and Kaolin Glaze composition allow for consistent, even heating and a drastically longer heat retention rate, perfect for cooking meals 4X faster and keeping them warm during service. 

In addition to the Claypot Oven heating evenly and retaining this heat for longer periods, it requires far less energy - up to 70% less - than traditional slow cookers.

Our Kaolin Glaze is also excellent at trapping moisture during cooking, making the Claypot Oven perfect for soups and stews, braising fork-tender meats, pasta, casseroles, and more.

Since we use only the purest, thoroughly tested Kaolin Clay for our Claypot, Lid, and Glaze, our cookware preserves your meal’s flavors without any unwanted tastes. The Claypot and Lid are also non-reactive, preventing acidic or alkaline foods from altering your desired flavors. We believe in healthy and nutritious, one-pot cooking for convenient, delicious, home meals.

Your new Kaolin Claypot is the unsung hero of the kitchen, keeping all those essential vitamins and minerals locked in during cooking. Claypot crafted meals not only taste amazing but are packed with all the good stuff your body needs.

The Claypot Oven has a low profile, making it the perfect size for your oven (crisp, bake, or use it as a Dutch oven), dishwasher, refrigerator (if there are leftovers), and kitchen cabinets. The Claypot Oven can take the place of your serving dish, braiser, stew pot, casserole pan, multicooker, slow cooker, rice maker, and more. True fire-to-table, multitasking talent.

The Claypot and Lid are thoroughly tested by independent, third-party labs to ensure purity. Our products pass all tests and contain ZERO heavy metals, PFAS, forever chemicals, or any other nasties. Kaolin Clay is known for its purity, and we aim to keep it that way.

Eco-friendly Kaolin Clay cookware - with a little TLC - can last a family generations. Kaolin Clay is a natural, biodegradable material, and its production has a lower environmental impact compared to the manufacturing of aluminum and synthetic coatings​. Please contact your local recycling program to discuss options on the disposal of biodegradable clay products… in 30, maybe 40 years.

Our unique process of glazing the Claypot and Lid in more Kaolin Clay creates a finish that is not only glass-smooth and easy to clean, but extremely durable and chip resistant as well… like, decades durable. When we performed a MOHS hardness test on the Claypot (a scratch test that reveals how strong a material is), we found that The Claypot and Lid rated at 8.5 while glazed aluminum cookware rated at 2.5. For reference, a copper penny rates at 3, while tungsten steel and granite countertops rate between 8 and 9.

Let’s Compare

We tried & tested so you don’t have to

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Claypot Oven

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Other Leading
Multi Cooker

It’s in the Clay

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Kaolin Clay Pot

Non-toxic, sustainable, durable, long lasting (generations), high heat threshold, OmniHeat Technology, great for slow cooking

Forged Aluminum Pot

Maybe non-toxic, unsustainable, thin & light, 2-3 yr lifespan, low heat threshold, uneven heating, not ideal for slow cooking

Glazed, not coated

Kaolin Clay Glaze

Non-toxic, fired at 2000°+ for a solid, super durable, glass-like finish, dishwasher safe, easy-to-clean, requires less oils and fats

Ceramic “Non-Stick” Glaze

Hopefully non-toxic, fired at lower heat, decomposes quickly with high heat, not dishwasher safe

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100% Pure, ZERO Toxins

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Tested & Certified

Our Kaolin Clay materials are independently, third-party tested and contain ZERO heavy metals like lead or cadmium, PFAS, forever chemicals, or any other nasties. Clean cooking = clean eating

Proven to be harmful

You’ve seen the crumby coatings chipping off after a year or so. You know what we are talking about.

Easy to Cook, Serve & Store

Low Profile Design

Minimalist & versatile, easy for storage (-6 ½” height with lid flipped over), fits nicely in the oven & dishwasher, highly portable, perfect for serving (fire to table)

Tall Design

Rather bulky, difficult storage & oven use (avg. height = 9” to 12”), hand wash only, not ideal for fire to table service

Superpower: Retention

Kaolin Clay traps heat, moisture, nutrients, & flavors for a healthier, tastier meal

Superpower

It’s made from aluminum, so it’s pretty light

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