Borage Oil comes from the Borage plant, borago officinalis or starflower plant. The oil is expeller pressed from the annual herbs leaves.
You don't need much of this powerful oil - up to 10% of your base oil amount should be sufficient
The chart below shows the approximate percentages of fatty acids present in Borage Oil. This oil will provide a small amount of hardness for your soap due to the presence of palmitic and stearic acids but the best quality this oil will lend your soap is the conditioning that comes from the high percentage of linoleic and oleic acids.
This information is provided for reference use only and is not meant to substitute the advice of a licensed health care professional.