Add punctuation: Moreover contrary to other white whitening systems Alta teeth whitener system doesnt only give you a celebrity smile but in addition helps make the teeth healthy by taking away plaques which are wellknown reasons behind tooth decay
A: Moreover, contrary to other white whitening systems, Alta teeth whitener system doesn't only give you a celebrity smile but in addition helps make the teeth healthy by taking away plaques which are well-known reasons behind tooth decay.

Add punctuation: When shopping a photo in small mediate or large youre actually making a donation that will manage one of the NGOs collaborating
A: When "shopping" a photo (in small, mediate or large), you're actually making a donation that will manage one of the NGOs collaborating.

Add punctuation: Acyclic polycarboxylic acids their anhydrides halides peroxides peroxyacids and their derivatives
A:
Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives