Preservatives: Grapefruit seed extract (GSE) is NOT a preservative

Grapefruit seed extract (GSE) is derived from the seed and pulp of grapefruits, and it may contain many lovely things – anti-oxidants, flavonoids, Vitamin C, citric acid, phytosterols, and tocopherols – but it is NOT a preservative. It may behave as an anti-oxidant in our products, but it will not keep the beasties out of...

This content is for Foundation, Formulation, and Innovation members only.
Subscribe
Already a member? Log in here

Preservatives: What can get into our creations!

We use our preservatives to prevent little beasties from growing in our lotions…but what kinds of beasties want to live in our products? Gram positive bacteria: These are bacteria that turn dark blue or purple when Gram stained in the lab. They lack the outer membrane of the gram negative bacteria. This family includes staphylococcus,...

This content is for Foundation, Formulation, and Innovation members only.
Subscribe
Already a member? Log in here

Introduction to preservatives!

Since writing this post, I have developed an entire section of the blog devoted to the individual preservatives, along with comparison charts and information on why we might like to use them. As much as I like this post, I think the preservatives section of the blog offers much more information. And I think you’ll...

This content is for Foundation, Formulation, and Innovation members only.
Subscribe
Already a member? Log in here

Packaging and preserving (original post)

Please read the rest of this updated post, which  you can find here… I’ve done this as I don’t know what links to this old post, and I want you to read the updated version instead.  You can learn even more about packaging in the massive packaging section of this site, found under the “resources”...

This content is for Foundation, Formulation, and Innovation members only.
Subscribe
Already a member? Log in here

SILVERION® 2400 (formerly Tinosan SDC) – updated February 2021

Please note, Tinosan SDC is now SILVÉRION® 2400. Everything else remains the same.  Tinosan SDC is a water soluble silver salt of citric acid (INCI citric acid (and) silver citrate) that has a pH of 1.4 to 1.6. It is a colourless, low viscosity liquid that works as an anti-microbial preservative (bacteria, yeast, and mould)...

This content is for Foundation, Formulation, and Innovation members only.
Subscribe
Already a member? Log in here