Yes you will need to re-add bottling sugar to bottle!
I usually do an ounce per gallon being bottled! Boil a cup of water and stir in the proper amount of sugar and add to your bottling bucket and rack beer on top of sugar solution!
Spotted Dog Brewing
"This is grain, which any fool can eat, but for which the Lord intended a more divine means of consumption.. Beer!"
-Robin Hood, Prince of Thieves, Friar Tuck
"The nations of the West also have their own intoxicant, made from grain soaked in water...Alas, what wonderful ingenuity vice possesses! A method has actually been discovered for making even water intoxicated."
- Pliny the Elder