How To Tell Which Nutritional Vitamin Supplements Are Worthwhile and Not A Scam. The vitamin supplement market is growing so fast ,that it allows vitamin supplements that are inferior and sometimes scams, to flood the market. There are differences that I have been able to figure out with 27 years of nutrition experience. I will show you a few companies that are quality driven and really interested in true health and wellness. Acia berry and pycnogenol, red wine extract, grape seed extract and many anti-oxidants can help you experience health and wellness, lower pain levels and inflammation, but which ones work.