Tag: Antibody production

Research has long established that vitamin D plays a critical role beyond bone health, with one study of children with rickets finding significantly lower IgA levels compared to healthy controls. This evidence suggests a profound connection, leading many to ask: can low vitamin D cause low IgA?

According to the National Institutes of Health, deficiencies in several vitamins, including A, B6, B12, C, D, and E, can impair immune function. This highlights how a balanced intake of key micronutrients is essential, underscoring the importance of knowing what vitamin helps antibodies and overall immune system strength.