Sassafras Whitening ToothpasteOut of the dark days of winter spring makes its unlikely ascent. A glimpse of the sun and a scent of life tells of simpler times ahead. 'Sassafras', the South American herb, received its name stonebreaker from its audacity to establish life under the most dire of circumstances. Out of darkness and stone blooms the sweet.. Vegan and cruelty free. Vetted by Swedish Dental Association. Betaine relieves dry mouth Edelweiss Extract restores and heals gums.