Vitamin C Does Not Cure Cold?

Do you enjoy flushing money down the toilet? "Oral vitamin C produces tissue and plasma concentrations that the body tightly controls. Approximately 70%–90% of vitamin C is absorbed at moderate intakes of 30–180 mg/day. However, at doses above 1 g/day, absorption falls to less than 50% and absorbed, unmetabolized ascorbic acid is excreted in the urine." Source: https://ods.od.nih.gov/factsheets/VitaminC-HealthProfessional/A 3/4 cup serving of orange juice gives you 155% of your daily value.And you are not likely buying it from China. 95% of the world's vitamin c is produced in China.https://www.nutraingredients-asia.com/Article/2018/08/27/China-free-vitamin-C-Industry-defends-standards-against-marketing-claims#