The following are a couple of websites which offer natural remedies for our pets :
http://www.phytopet.co.uk -
http://www.natural-animal-health.co.uk are in the middle of making a website with natural herbs for dogs and http://www.thenaturalapproach.co.uk is another.
I think these may be English sites but if you type in 'natural remedies for pets' in your search engine then I'm sure that companies in your own countries will come up.
Amazon has a list of books with Natural Remedies for cats and dogs John Heinerman Natural pet cures is one that’s on the market at the moment and if order via the donations page of lightning strike a donation is given to keeping this web page going.

excellent post! i am a firm believe in holistic medicine and many vets are starting
to jump on board as well. keep in mind there are times when vet care is neccessary
though, holistics are not able to cure everything

i made the links clickable too.