I understand that this is a old post but I just wanted to add that in my research I have found that if you infuse your herbal tea rinses with ACV (Apple Cider Vinegar) instead of water you can store it in your refrigerator for up to 6 months without spoilage. Check the link below for instructions.

Organic Herbal Hair Teas

Last edited by purelynatural; 06-24-2012 at 11:24 PM.