| Active ingredients | Trade names | Pharmaceutical companies | 
| Cobalt Chloride, Co-57 | Cobratope - Bristol-Myers Squibb | 
| Vitamin B12 (Cyanocobalamin, Co-57) | Cyanocobalamine - Amersham Rubratope-57 - Bristol-Myers Squibb; Bracco
 | 
| Cobalt Chloride, Co-57 Intrinsic Factor
 Vitamin B12 (Cyanocobalamin)
 Vitamin B12 (Cyanocobalamin, Co-57)
 | Rubratope-57 Kit - Bristol-Myers Squibb; Bracco | 
| Vitamin B12 (Cyanocobalamin, Co-57) Cobalt Chloride, Co-57
 Intrinsic Factor
 Vitamin B12 (Cyanocobalamin)
 | Rubratope-57 Kit - Bristol-Myers Squibb; Bracco | 
| Vitamin B12 (Cyanocobalamin, Co-57) Intrinsic Factor Concentrate
 | Schillings Test Kit Co57 - Tyco Healthcare | 
| Vitamin B12 (Cyanocobalamin, Co-57) Intrinsic Factor
 Vitamin B12 (Cyanocobalamin)
 | Cyanocobalamin Co 57 Schilling Test Kit - Mallinckrodt | 
| Vitamin B12 (Cyanocobalamin, Co-57) Vitamin B12 (Cyanocobalamin)
 Vitamin B12 (Cyanocobalamin, Co-58)
 | Dicopac Kit - Amersham; GE Healthcare; Medial, Czech Republic 
 |