Reuse Soap Residue: It’s Very Easy!

You can reuse soap residue and make new soap out of it. Save your wallet and the environment!

Reuse soap residue: It's very easy!

Soap is essential for our hygiene and is available in every household. But often small  soap residues are left  behind, which usually end up in the garbage. Recycle these leftovers instead of just throwing them away!

Today we have two ideas for you on how you can reuse the soap leftovers  . Read on!

Use leftover soap, it’s very easy!

Instead of just throwing away soap residue, you can use it to make new soap or shower gel, for example. We’ll show you how to do it today. Recycle your soap residues, you are doing something good for your wallet and the environment!

Use leftover soap to make new soap

Use leftover soap to make new soap

You can heat the soap residue to make new soap. You can also use new colors and scents for it. Thats is quite easy:

  1. Collect all of the soap scraps until you have enough to make new soap.
  2. Transfer the leftovers to a glass dish and add some moisturizer or body lotion. One splash is enough, you don’t need a lot.
  3. Then you heat everything in a water bath. Keep stirring until the soap residue melts and a homogeneous mass is formed.
  4. Add food coloring and a few drops of a perfume oil if desired.
  5. Then you fill this paste into silicone molds.
  6. Be careful because the soap paste is very hot.
  7. Then wait for the soap to set. You already have new soap!

Liquid soap or shower gel made from soap residues

Soap scraps for liquid soap

You can also make liquid soap or shower gel from leftover soap. This process is a bit more complex, but not difficult at all: 

  1. First, weigh the soap residue to determine how much water you need to get liquid soap of the right consistency.
  2. You need 1 liter of water for 40 g of soap residue.
  3. Then you rub all the leftovers with a kitchen grater.
  4. Bring the water you need to a boil, then add the grated soap.
  5. The soap must dissolve well in the water, no residues should be left behind. The temperature does not have to be very high. It’s better to dissolve the soap slowly, even if it takes longer. 
  6. As soon as a uniform soapy liquid is formed, let it cool down.
  7. The texture is then gelatinous. Give the soap a good stir! If you want, you can stir in a few drops of perfume oil.
  8. You can now fill the liquid soap into a soap dispenser. Your liquid soap is ready, you can use it now. 


As you can see, it is very easy to reuse soap leftovers. Just follow the steps outlined to use them while protecting the environment. The more different colors the soap residue, the more interesting the result.

You can reuse a lot of leftovers in the household sensibly. Here are more tips: Recycle Old Shoes: Amazing Ideas

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