Complex sentence: In addition to price and nutrition, evidence suggests that quality is equal to, if not better than established brands and in the 2007 Whisky Bible several supermarket single malts were rated higher than top-brand distilleries, with Tesco having the highest rating own-brand.
Split into simpler sentences: In addition to price and nutrition, evidence suggests that quality is equal to, if not better than, established brands. In the 2007 Whisky Bible several supermarket single malts were rated higher than top-brand distilleries, with Tesco having the highest rating own-brand.