Are these ingredients safe?

[Skippy]

I was just wondering if all of these ingredients are safe for my chinchilla?

Thanks

Naturals HERBAL GARDEN
Natural fiber source which can be fed as a treat or mixed in with
their usual hay or grass feed - contains green oats, green wheat,
parsley, balm, peppermint, nettle, chamomile and dandelion

Here is the link of anybody would like to see it: http://www.chinchillas2shop.co.uk/herbaltreats.htm