ok, u need alot of stuff if all u have is the tank. im going to start with the most important enclosure stuff u need:
1. a reptisun 10.0 flourescent tube light
2. a hood with a reflector for the flourescent tube
3. a halogen heat bulb that produces uva
4. a clamp lamp with a ceramic socket
5. a substrate, anything thats not particle [carpet, shelf liner, tile, paper towel]
6. a food dish/water dish [the water dish isnt completely necesary if beardie is bathed daily]
7. a cave or hide of sum sort
now for the health of ur beardie:
1. feeder insects [crickets, roaches, worms, grubs]
2. leafy greens [collard, kale, turnip]
3. calcium with D3
4. heptivite [multivitamin]
5. reptaid for under 250g or reptaid XL for over 250g [helps prevent and treat parasites]
6. acidophiliz+ [a digestive tract conditioner]
thats about all u need for a bearded dragon to succeed. o i forgot sumthin else u need, alot of patience.
to the other posters who read this, if i missed anything feel free to add it on to the list.