How to Prevent Scent Fading in Soap | BrambleBerry
All Bramble Berry fragrance and essential oils are tested to ensure they stick in cold process soap. That being said, there are tips and tricks to make them last even longer. Fragrance amount Usage rates play a big role in scent retention. For a strong scent, you can add 0.7 ounces of fragrance or essential oil per pound of cold process soap.