Part 5/10:

A typical supplement, like a 500 mg tablet, drastically exceeds daily requirements. This raises questions about necessity, as excess vitamin C doesn’t accumulate in the body but is expelled. Sustained high doses may cause adverse effects over time, underscoring the importance of moderation.

The Role of Supplements and Why the Big Dose?

Despite the risks of excess intake, supplement sales for vitamin C remain high. In Singapore, sales hit over 31 million dollars in 2021 alone, driven by a desire for quick health boosts. Many high-dose supplements contain 250 mg, 500 mg, or even 1,000 mg, which is far above the RDI.