People with coconut allergies are always looking for new shampoos! Here is one that contains soap nuts. Thanks to Amy for finding this! She says that the conditioner smells like barf but it works well. Also, they contain apple cider vinegar. Read the reviews on the page and you can see that it might be worth the money.
SUNFOOD NATURAL PLANT-BASED SHAMPOO
SUNFOOD NATURAL PLANT-BASED CONDITIONER