What 's the difference between Food grade peroxide and 3% peroxide?

Question

I thought peroxide was peroxide, and not different strenghts. What is the difference?

Answer 1

A lot. The food grade variety is used to whiten teeth.
The 3% variety is used to clean cuts and wounds.

Here are other teeth whiteners, all peroxides
The bleaching compounds utilized by the types of over-the-counter teeth whitening products we discuss on our pages are:
The bleaching compounds utilized by the types of over-the-counter teeth whitening products we discuss on our pages are:

* Carbamide peroxide. [ tray-based teeth whitening, paint-on teeth whiteners ]
* Hydrogen peroxide. [ whitening strip teeth bleaching, paint-on teeth whiteners ]
* Sodium percarbonate peroxide. [ paint-on teeth whiteners ]
* Carbamide peroxide. [ tray-based teeth whitening, paint-on teeth whiteners ]
* Hydrogen peroxide. [ whitening strip teeth bleaching, paint-on teeth whiteners ]
* Sodium percarbonate peroxide. [ paint-on teeth whiteners ]

Answer 2

95% hydrogen peroxide is rocket fuel. The 3% has additives that make it only for external use (read the bottle). Food grade is more concentrated and does not have the additives.

Consuming it provides more oxygen to the body. But eating fruit also does this. See site below about fruit being the best food and why.