Some people experience significant side effects necessitating discontinuation
Analysis of plasma zinc and copper concentration, and perceived symptoms, in individuals with depression, post zinc and anti-oxidant therapy

Relevant Studies & Resources For those interested in learning more about the research behind IGF-1, IGFBP-3, and their connection to cancer risk and hormone signaling, here are several peer-reviewed studies and academic resources: Circulating Growth Factor Concentrations and Breast Cancer Risk: A Nested Case-Control Study of IGF-1, IGFBP-3, and Breast Cancer in a Family-Based Cohort PMC Insulin-like Growth Factor (IGF)-I, IGF Binding Protein-3, and Cancer Risk: Systematic Review and Meta-Regression Analysis PubMed The Expression and Function of IGFBP-3 in Normal and Malignant Breast Tissue Anticancer Research IGF-1, IGFBP-3, and Cancer Risk The Lancet Concentrations of IGF-I and IGFBP-3 and Pancreatic Cancer Risk in the European Prospective Investigation into Cancer and Nutrition British Journal of Cancer Genetic Polymorphisms in the IGFBP3 Gene: Association with Breast Cancer Risk and Blood IGFBP-3 Protein Levels Among Chinese Women Cancer Epidemiology, Biomarkers & Prevention Plasma Levels of Insulin-Like Growth Factor-I and Lung Cancer Risk: A Case-Control Analysis Journal of the National Cancer Institute Alterations of Insulin-like Growth Factor Binding Protein 3 (IGFBP-3) Glycosylation in Patients with Breast Tumours Clinical Biochemistry

Consistent with this result, a study reported that the supplementation of MSM (0.03%) can improve the WHC of ducks [18]
Patients can report suspected side effects to medicines via the Yellow Card scheme at yellowcard
The numbers below assume the most popular setup a 40 mg vial reconstituted with 2.0 mL BAC water, giving 20 mg/mL