The G Whiz bottle says it is intended only for intermittent or supplemental use. What does that mean? Is it safe to give it to my dogs year round? Also, how much should I put in their water (I have two dogs, one 95 lbs and one 65 lbs, who share a single

G-Whiz can be used daily. As a guide, use one pump stroke for every 10 lbs of weight for best results. Provide fresh water daily.