Freezing to preserve bars

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RogueRose

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Is there anything to be gained by freezing bars after they cure so they don't go rancid if soft oils were used for the reccipe? Are there any downsides?
 
I tried this with castile bars, the ones frozen didn't develop DOS where the one that were stored in the closet did. I put them in the freezer after a two month cure and they stayed there for a year. I've just recently removed them but haven't compared hardness or lather to see if freezing affected the curing process.
 
If you are freezing your soap you are not allowing the soap to continue to cure which is continued drying. The nicest soap I've used was one that was years old.
 
I figured that was the case, I should have weighed them straight out of the freezer to see how much more they would loose as they cure. I don't think I'll notice a difference in lather though, young castile and old castile feel the same to me.
I have another type in the freezer but it was cured before going in. I used peanut oil and was concerned about DOS, nothing to worry about it seems as the one bar I left out didn't go rancid and its probably close to a year old.
I guess in the end, I didn't see much of a difference except in the case of the DOS prone castile and I knew it was starting to turn before I froze it.
 
Something to think about. When you sell a soap your customer is not going to keep their soap in a freezer so you will want to know if that formula is going to get DOS. Also check where you are curing as you don't want it to be too hot, too cold or too humid.
 
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