Scurvy In these experiments, no clinical difference was noted between men given 70 mg vitamin C per day (which produced blood levels of vitamin C of about 0.55 mg/dl, about of tissue saturation levels), and those given 10 mg per day (which produced lower blood levels). Men in the prison study developed the first signs of scurvy about 4 weeks after starting the vitamin C-free diet, whereas in the British study, six to eight months were required, possibly because the subjects were pre-loaded with a 70 mg/day supplement for six weeks before the scorbutic diet was fed. Men in both studies,
The Vitamin Shoppe sold in the U.S. and Canada. This multivitamin passed ConsumerLab's test, which included testing of selected index elements, their ability to disintegrate in solution per United States Pharmacopeia guidelines, lead contamination threshold set in California Proposition 65, and meeting U.S. Food and Drug Administration (FDA) labeling requirements. The Vitamin Shoppe The Vitamin Shoppe (formerly Vitamin Shoppe Industries, Inc., stylized as theVitaminShoppe) is an American, New Jersey-based retailer of nutritional supplements. It also operated three stores in Canada under the name VitaPath from January 2013 until March 2016. The company provides approximately 7,000 different SKUs of supplements through its retail stores