This article is from the Vegetarianism FAQ, by email@example.com (Michael Traub) with numerous contributions by others.
Some refined sugars use bone charcoal as a decolourant. In the UK
Tate and Lyle and Billingtons sugars are free of animal substances.
British Sugar, trading as Silver Spoon (the largest UK supplier)
state that their white sugar is vegan but they cannot guarantee
their brown sugars as some bone charcoal may be used by their
suppliers. No data is presently available concerning sugar in other