Melt or slightly soften oil. Mix in different ingredients and stir well. If exploitation semi-hard oil, use a fork, if not, use a spoon. If you're exploitation fully liquified oil, you may have to be compelled to stir many times whereas the mixture cools to stay the bicarbonate incorporated.
Put mixture into tiny glass jar (I create totally different ones for every family member)
Let cool fully.
To use: dip toothbrush in and scrape bit onto bristles. might additionally use atiny low spoon to place on toothbrush.