Do I need to add a preservative to this if I plan on keeping it in the fridge?

Think of unpreserved DIYs that contain water like leftover food. How long would you leave a chili or a soup in your fridge before deeming it inedible? That’s roughly as long as you’ll be able to store an unpreserved DIY in your fridge—three to five days.

That kind of time span is generally not well suited to the sorts of products we make as even 50g of lotion will usually take a couple weeks to use up.

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FAQ - In addition to reading through these FAQs, you can also learn more about preservatives by reviewing the information on this page.

What preservative should I use? How much of it should I add?

Preservatives are an important part of DIY bath and body products. They help prevent mold and bacteria growth, which extends the shelf life of products and makes...

Do I need to add a preservative to this recipe? How long will it last?

Short answers: Does it contain water, OR will it come into contact with water, and do you intend to keep it longer than a day or two? Yes, you need...