Скачать или смотреть How to Prevent Rancidity in Skincare: Using Rosemary Extract & Vitamin E (Antioxidant Guide)

Stop your handmade skincare from smelling "off"! In this DIY formulation guide, we dive deep into the science of preventing lipid oxidation using two powerhouse natural antioxidants: Rosemary Extract (ROE) and Vitamin E (Tocopherols).
Whether you are making body butters, facial oils, or complex emulsions, understanding when and how to add these ingredients is crucial for extending the shelf life of your products.
What you’ll learn in this guide:
The Difference: Why antioxidants are NOT the same as broad-spectrum preservatives.
Phase-by-Phase Incorporation: How to add Rosemary Extract to the oil phase and Vitamin E during the cool-down.
Emulsification Tips: Best practices for water-containing formulas.
Quality Control: Simple ways to test for rancidity and proper storage techniques.
Dosage & Usage: Getting the percentages right for maximum stability.
Chapters:
Introduction to Lipid Oxidation
Antioxidants vs. Preservatives (The Golden Rule)
How to use Rosemary Oleoresin (ROE)
Adding Vitamin E (Tocopherols) in the Cool-Down Phase
Tips for Balms, Butters, and Emulsions
Shelf Life Testing & Smart Storage
Final Quality Control Tips
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