| Akavar 20/50 | Alli | Ephedra | Guarana | ||
| General | |||||
| Banned by the FDA | No | No | Yes | No | |
| Public Opinion | Good | Good | Poor | Fair | |
| Expenses | |||||
| Price Per Bottle | $39.99 | $49.25 | N/A | $22.00 | |
| Buy one get one free | Yes | No | No | No | |
| Money back guarantee | Yes | No | No | No | |
| Free Trial | No | No | No | No | |
| How it works | |||||
| Decreases Appetite | Yes | No | Yes | No | |
| Inhibits absorption of fats | Yes | Yes | No | No | |
| Boosts metabolism | Yes | No | No | Yes | |
| Side effects | |||||
| Possible increase in heart rate | Yes | No | Yes | Yes | |
| Sudden bowel movement | No | Yes | No | No | |
| Limits daily diet | No | Yes | No | No | |
| Possible loose, oily stools | No | Yes | No | No | |
| Overall Rating | 4/5 | 3/5 | 1/5 | 2/5 |