You actually need both The miner-all O has no D3 and is what you use most often with your chameleons. I use mine around 4 times a week. The miner-all I with D3 I use once every 2 weeks or so.
k i got nutrobal and i gt t rex icb do i use these instead of getting miner all i or chuck them side and get miner all i sorry bit of a toungue twister tht lol