One of the most popular energy gels for good reasons.
I find GU Energy packs to be very good. Each has a variety of salt and caffeine, so if you want to limit your intake of those, you can alternate them with other packs that have fewer amounts of those two. The gels taste good, do not upset my stomach, and help keep me nourished and hydrated on runs exceeding 6 miles. They also are among the most reasonably priced gels
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