Why does soap have to cure for 4 weeks?

Curing is the process of allowing saponification to complete and for water to evaporate out. In this way, the soap, is dry, harder, milder and the lye non-existent in the finished product. It takes about 4 to 6 weeks for a soap to dry and the lye to be totally transformed.
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How long after making soap can you use it?

After saponification your soap is safe to use. You can technically use a bar of soap 24-48 hours after making it.
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Why does soap take so long to cure?

Curing Takes Awhile

Because nothing else will turn the fats and water into soap. There is no substitute. However, after completely curing, no lye remains in the bars of soap.
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How long does soap need to cure before cutting?

While the exact time varies for each batch depending on size and ingredients, we suggest waiting for 24-48 hours before removing and cutting your nearly finished soaps. However, you can use a gloved hand to check the soap to determine whether the soap is too soft.
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How long should lye soap cure?

Saponification is complete within around 48 hours, ie all the hydroxide has been turned in to sodium salts but during the continuing cure time the longer chain fatty acids are still busy queuing to rearrange themselves into soap crystals and this is what helps your soap to become harder as time goes on not just the ...
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HOW TO KNOW YOUR COLD PROCESS SOAP HAS CURED



What happens if you use uncured soap?

You never want to use or sell a bar of soap that has not cured completely. An uncured bar means that there is still active lye solution in your soap. Washing with this soap could result in very serious skin irritation and even burns.
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How do I know when my soap is cured?

A typical cure time is 4-6 weeks, but what determines when a soap is “done”? The most reliable factor is weight. Each week, I weigh each soap on the cure rack. When the soap goes a full two weeks (most soapers wait one week) without changing weight, I know that it's both safe to use, and will hold up when used.
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What happens if you cut soap too soon?

Waiting is one of the hardest parts of soap making. Cutting it into bars and seeing the design for the first time is such an amazing feeling. However, cutting too early can lead to dents and drag marks. Patience is best when it comes to unmolding soap.
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How long does it take for soap base to harden?

On average, Melt and Pour soap takes approximately 4-6 hours to completely harden; however, the actual time will depend on factors such as the room temperature as well as chosen additives.
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Can you cut soap after it cures?

A few days to one week after you've made your soap you can unmould it and prepare it for the curing process. If you made salt soap better cut it one day after you made it as it can become very hard very fast. During the 4 to 6 weeks of curing the saponification will finish and the soap will become milder.
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Why is my soap not hardening?

Too much extra liquid (milk, purees, etc.) on top of the water in the lye solution causes soap to not harden correctly. Water discounting soap reduces the chances of glycerin rivers, shown above. It also produces a bar that hardens faster.
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How long does soap take to Saponify?

The saponification generally takes about 24 to 48 hours to complete once the lye and oils have been mixed and the raw soap has been poured into the mold.
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Does homemade soap go bad?

Soap does expire, but if it still lathers when you wash your hands, it should be effective. Most commercial store-bought soaps expire after two to three years. Natural or handmade soaps may expire sooner, within one year, as the essential oils and fragrances can get rancid or moldy.
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Why is my homemade soap slimy?

The main reason that your homemade soap may be is that not enough hard oils were added. These are usually the oils you find in coconut butter, castor oil, or even avocado oil, with the closest runner-up for your slimy soap being old, or not enough lye added.
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Why does my homemade soap not lather?

Hard water minerals such as calcium and magnesium react negatively with the ingredients in your products. As a result, you don't get the rich lather you desire and may feel the need to use more product (which quickly becomes expensive).
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Can you put soap in fridge to harden?

Don't put your soaps in a refrigerator or freezer.

After you make your soap, don't try to make it harden quicker by freezing them. Leave your finished products at room temperature to prevent your soaps sweating. Generally, let your soap harden at room temperature, wrap them and then store in a cool, dry place.
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Can I sell my melt and pour soaps?

If you are new, put some thought into how and where you want to sell. There are different avenues for selling your melt and pour soap products. If you're looking to sell person to person, consider places like local shops or craft shows.
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How do you harden soap base?

How to harden melt and pour soap? To make your soap a bit harder you can add up to 1 tablespoon of beeswax, cocoa butter, or shea butter per pound of melt and pour soap you're making. Cocoa butter and shea butter contain stearic acid which aids in creating a firm soap.
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Why does handmade soap need to cure?

The more important reason to cure your soap is for the water to slowly evaporate over time, which causes the soap to harden. A harder bar of soap will last longer, produce more lather, and just be an overall better bar of soap.
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Why is my soap still soft in the mold?

Soft, squishy soap can be caused by several factors. One reason may be that not enough lye was used in the recipe. If the soap does not contain enough lye, the oils will not saponify. Another reason for soft soap is there was not enough hard oils or butters (such as coconut oil, palm oil or cocoa butter).
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How long does it take to make homemade soap?

There is no heating involved, but the soap will need 4 to 6 weeks to cure, so that saponification is complete and all the lye is gone. Hot process: This also involves making soap from scratch. Heat, from a crockpot for example, is used to speed up the saponification, so the soap can be ready in as little as a week.
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Can you cure soap in the sun?

You can also cure your soaps outdoors if it's warm and very dry. Make sure to keep them out of the sun and that they have really good airflow. An electric fan blowing on soap could also reduce your cure time. Again make sure to weigh your soap at the beginning of the cure time and keep an eye on the weight regularly.
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Does all homemade soap need to cure?

To avoid skin or eye irritation, the handmade soap needs to go through all this period of curing, before it is used. Also, the curing period will ensure that the bar of soap will last longer and will not disintegrate in contact with water.
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