I don't use this product and it may be good but providing the insects a varied diet is then given the frog a variety of vitamins. Too much of anything is bad. Lettuce is poor in nutrition and mostly water. I use dandelion leafs, alfalfa sprouts, spring greens, sometimes romaine lettuce and kale, carrots, squash, apples, oranges, etc and then every couple of feedings feed a commercial gutload. Calcium without D3 all the time and then something many keepers have done is 1 part calcium and 1 part multivitamin supplement once or twice a week. Not sure if ones better than the other, but Repashy Calcium Plus is definitely high qualitity and convenient