Tag: Iron oxidation

According to manufacturers and product experts, the appearance of dark spots or a blackening hue on Flintstone vitamins is a common issue that indicates a reaction to moisture. This discoloration is a chemical reaction involving iron and vitamin C, and it raises important questions about the safety and efficacy of the supplement.

According to research published by food scientists at Purdue University, humidity levels above 80 percent can cause certain vitamins to degrade. This moisture exposure is the primary reason why there are black spots on my Flintstone vitamins, signaling oxidation and a loss of potency.

According to a pharmaceutical study, multivitamin tablets containing both iron salts and ascorbic acid (Vitamin C) are prone to developing unsightly dark spots when exposed to moisture. So, what are the black spots on Flintstone vitamins? These specks are a common result of a chemical reaction, indicating potential degradation, and are typically a sign of improper storage.