Vitamin D Deficiency

Adults with vitamin D deficiency may have lower COVID-19 vaccination antibody levels 9 months after the final vaccine dose compared with those with normal vitamin D levels, according to a brief report published in Endocrine.

SAN ANTONIO — Symptom patterns in alpha-gal syndrome suggest concurrent diseases such as autoimmune disease and vitamin D deficiency, according to data presented at the American Academy of Allergy, Asthma & Immunology Annual Meeting.

Weekly vitamin D supplements increased 25-hydroxyvitamin D concentrations but did not affect growth or body composition among school-aged children, according to researchers.

LOUISVILLE, Ky. — Patients with noninfectious complications of common variable immunodeficiency, such as gastrointestinal disease, malignancy and rheumatoid arthritis, had increased mortality risk, according to study results.

Vitamin D levels in patients with a deficiency and cystic fibrosis increased with a single high dose, or stoss therapy, according to a poster presented at the North American Cystic Fibrosis Conference.

A lack of vitamin D might increase mortality risk, according to researchers.

Higher prenatal C-reactive protein levels and increases in these levels from early to late pregnancy were associated with childhood asthma, according to a study published in The Journal of Allergy and Clinical Immunology: In Practice.

ATLANTA — Vitamin D deficiency was associated with decreased bone density, more severe bone defects and poor overall outcomes in patients with recurrent traumatic shoulder instability, according to study results presented here.

Supplementation with vitamin D may alleviate allergic inflammation in the esophagus, whereas a deficiency in vitamin D may lead to a higher risk for eosinophilic esophagitis and other allergic states, according to a study published in Gut.

Daily supplementation with vitamin D3 and omega-3 fatty acids, in conjunction with a strength exercise program, may reduce the risk for cancer in adults aged 70 years and older, according to results of a randomized controlled trial.