When it comes to adding color to soap, I only use natural clays, powders, herbs and extracts. It adds variety and expands creativity in the final product. Some powders and herbs are readily available
How to Naturally Color Handmade Soap + Ingredients Chart
Fruitage of the field Soap bars
Fruitage of the field Soap bars
Fruit,Olive Oil Natural Handmade Herbal Soaps, Box, Packaging Size: 125 Gm at Rs 180/piece in Howrah
Freeze dried vegetables for colouring Soapmaking Forum - Soap & Candle Forums
Red, White & Blue Swirl Soap with Natural Colorants
Natural Colorant Testing & Inspiration - Soap Queen
12 Reasons To Use Natural Soap – Chagrin Valley Soap & Salve
Fruitage of the field Soap bars
Adding Food to Soap -a Guide for Soapmakers
Use this ancient natural dye to color handmade soap blue
Using Natural Colorants in Cold Process Soap