Spirulina is a wonderful natural soap colorant that will give your product a light to dark bluish green hue. Spirulina soap making is a ton of fun and will produce absolutely gorgeous naturally colored bars of soap. Beautiful!
What exactly is spirulina? Spirulina is a single celled blue-green algae that is found in highly alkaline fresh water ponds and lakes. It is often used as a dietary supplement, but spirulina soap making is becoming more and more popular to acquire that highly sought after natural blue-green color without any chemical dyes.
In this tutorial, I will demonstrate many of the spirulina soap making methods that you can use to produce a beautiful hue in your bars. Of course, plenty of pictures will be provided in this lesson so that you can actually see the wide array of colors achievable with spirulina.
The following is a picture of all the soap batches we made for our spirulina soap making tutorial. You can see the vast range of hues that you can achieve when using spirulina as a natural soap colorant! For all the batches in this tutorial we are using the Soap Making Resource 2 pound acrylic no-line soap mold. Keep reading below for an explanation on how to make each of these batches!
Below is the table of contents for this colorant tutorial. I recommend reading this tutorial straight through so that you can grasp each spirulina soap making method, but if you want to skip to a certain area, simply click on the links below to be taken to your chosen section.