Bud candy is basically carbohydrates, sugars, glucose, sucralose, enzymes with a dash of magnesium. Chloryphyll has a magnesium core
Carbo load is the combination of different sugars more sepcifically designed with microbes in mind. Not being so harsh on medium.
Bud candy is essentially the same but also has 0.5% water soluble magnesium which is a flowering enhancer.