Check out labdoor.com . They test products in their lab and the results can be very suprising. For instance I just switched my Whey Protein to a brand that cost half of what I was paying. Stop paying for marketing and start paying for real results...check this out. I am not affiliated with labdoor in any capacity. I have switched mutivitamins and protein powder due to labdoors test result. You can see the labs for free.