I have been using soy wax 415 for over a year now, instead of palm oil, thanks to KiwiMoose. :) I buy mine from either Nature's Garden or from Amazon. https://smile.amazon.com/dp/B001OXOZDA?psc=1&ref=ppx_yo2ov_dt_b_product_details
I have never tried a different number, so I wouldn't know about...