A profession is your crafting class in Luvinia Online. Currently, there are three professions - Alchemy, Blacksmithing and Tailoring. You can choose to be any of the three regardless of character class or nation, however - you can only choose one per character.
Alchemy allows one to create potions, buff scrolls, energy stones and jewelry. For a list of recipes, see Alchemy Recipe List.
Alchemists also gain the Herbalism skill, allowing them to gather the various herbs needed to create their potions and other items.
Blacksmithing allows one to create Heavy Armor, Shields, Daggers, Bows, Hammers, Staves, Swords and Maces. For a list of recipes, see Blacksmithing Recipe List.
Blacksmiths also gain the Mining skill, allowing them to mine the various ores needed to create their armor and weaponry.
Tailoring allows one to create Leather Armor, Cloth Armor, Cloaks, Head Adornments and bags. For a list of recipes, see Tailoring Recipe List.
Tailors also gain the Skinning skill, allowing them to obtain skins from the High-Quality Fur monsters with a skinning knife.