172.720—Calcium lactobionate.
         The food additive calcium lactobionate may be safely used in food in accordance with the following prescribed conditions:
    
    
        
        (a) 
         The food additive is the calcium salt of lactobionic acid (4-(β,D-galactosido)-D-gluconic acid) produced by the oxidation of lactose.
    
    
        
        (b) 
         It is used or intended for use as a firming agent in dry pudding mixes at a level not greater than that required to accomplish the intended effect.