Ortho phosphoric aci: Superphosphozyme by biotics will whiten teeth. Use a qtip with few drops use on teeth and rinse off using water with little baking soda to remove any acid (or just rinse thoroughly).
Answered 9/12/2012
5.8k views
Two ways: Whitening toothpaste everyday and regular cleanings at your dental office at least twice per year (in addition to decreasing coffee consumption and tobacco use).
Answered 10/3/2016
5.7k views
5 doctors weighed in across 2 answers
5 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
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