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Scientists uncovered the nutrients bees were missing — Colonies surged 15-fold
(www.sciencedaily.com)
This is a most excellent place for technology news and articles.
Only during specific times of the year, it's a supplement not a main diet. If you notice your colony doesn't have enough honey for the winter, or it's a new colony, or needs medicated, then yes. Otherwise they should be eating their own stored honey made the way they like it.