Everything around the paste is excellent
Davids built its reputation on the metal tube, and it deserves it. The tube is recyclable, it comes with a key that rolls it flat, and the whole object feels considered in a way plastic laminate does not. The company is also unusually specific about where things are made.
The formula inside is good and not remarkable. Nano-hydroxyapatite, xylitol, a short supporting list, no concentration published. That combination lands it in the middle of the ranking: nothing to criticize, nothing that pulls it up.