During Chicago, I stopped taking gels around mile 16 because the taste/texture was starting to make me gag. I’m loving these alternatives:
When I’m running a marathon, I take in 6-7 gels during the race. This provides about 200 calories of carbohydrates per hour to keep me from running strong. Depending on your bodyweight and your pace, you may need more or less than this.
I have found that gels are the most convenient form of..

When I’m running a marathon, I take in 6-7 gels during the race. This provides about 200 calories of carbohydrates per hour to keep me from running strong. Depending on your bodyweight and your pace, you may need more or less than this.