Make your own toothpaste.
Mix ½ coconut oil and ½ baking soda in a glass jar and dab a little of the mix on your toothbrush. For extra freshness, you can add one drop of Peppermint and one drop of Melaleuca/Tea Tree∗ essential oil to 1 oz of the coconut oil and baking soda mix.
∗Note: Melaleuca and Tea Tree are the same plant ≈ Melaleuca alternifolia ≈
Reference: Aromahead Institute