This study compared the effects of placebo with a carotenoid compound, crocetin, as well as an antioxidant, ascorbic acid, on physical fatigue in humans. In this double-blind, placebo-controlled, 3-way crossover study, 14 Japanese healthy volunteers (7 men and 7 women) were randomized to oral
Crocetin is a plant natural product with broad medicinal applications, such as improvement of sleep quality and attenuation of physical fatigue. However, crocetin production using microbial cell factories is still far from satisfaction, probably due to the conflict between cell growth and product
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