the danger in "fixing it" seems to be in that honey and unrefined sugar spoils much faster, and the products of the spilage can harm the birds. Although I also read that hummingbirds can easily detect when a source is "off" and would rather starve to death than drink it. But then they won't come back even after you've cleaned your feeder...
seems like it's a moot point, provided the feeder is well-cleaned regularly.
White sugar, is 99.9 percent sucrose. You can't get much more natural than that. The nectar from honeysuckles is sucrose and water. White sugar is closest to their natural energy source.
What Are the Various Forms of Sugars?
More commonly known as white, refined table sugar, it comes from sugar cane, sugar beets, and sugar maples, and is the most widely used form of sugar. The following is a list of products in the sucrose family:4
White sugar 99.9 percent sucrose Turbinado sugar 99 percent sucrose Brown sugar 96 percent sucrose Maple sugar 95-98 percent sucrose Maple syrup 65 percent sucrose Molasses
50-70 percent sucrose