Dark honey tends to have a higher antioxidant content than light-colored honey, and the most healthful strains of honey are all unusually high in antioxidants.
Information
comparison (tends to be higher)
(tends to) Dark honey > light colored honey ANTI-OXIDANTS
superlative/conditional (most healthful, all)
Most healthful → unusually high honey in anti-oxi
pivot (however)
Some strains of honey (from sage nectar) are most healthful but light-colored.
Evaluate
Can we combine any of these facts? The first two claims both talked about anti-oxidants, so it was tempting to think,
But then the pivot at the end says,
Because of "most healthful" repeating in the final sentence, we know we can swap in the idea of "unusually high in antioxidants". So we could infer that .
Goal
Let's look for the most provable answer choice.