Studies related to Plasma Vitamin C and Spirulina

Wheat Grass Supplementation Decreases Oxidative Stress In Healthy Subjects: A Comparative Study With Spirulina

Effect Increase
Values (mg/dL) Mean and SE. Placebo: before 1.01 (0.20), after 0.98 (0.12). Spirulina: before 0.84 (0.11), after 0.99 (0.09.)
Trial Design Randomized trial
Trial Length 2-4 Weeks
Number of Subjects 30
Sex Both Genders
Age Range 18-29
Notes for this study:
In a randomized, double-blind, placebo-controlled trial, 30 healthy participants took placebo, wheat grass, or 1 g spirulina daily for 30 days.

There was a greater reduction in blood malondialdehyde, improvement in total antioxidant status, vitamin C, and superoxide dismutase compared with placebo. There wasn't a difference in reduced glutathione.