Allergic reactions : Some people may be allergic to one or more of the ingredients in B complex supplements, such as cobalt or other additives
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Symptoms of vitamin C deficiency The signs of a Vitamin C deficiency can vary from person to person, but they may include one or more of the following: Rough, dry, damaged, bumpy skin Unexplained weight gain Easy bruising Fatigue, poor mood Bright red hair follicles Chronic stress and inflammation Fingernails spoon shaped with red lines or spots Pain swelling in joints Tooth loss and bleeding gums Slow wound healing Poor immune system Persistent iron deficiency anemia The most common risk factors for vitamin C deficiency are unhealthy diet, anorexia, alcoholism, smoking, severe mental illness, and dialysis
vitamin D currently no intervention
B12 Deficiency: Address symptoms like weakness, fatigue, and difficulty concentrating
Adults need around 2.4 micrograms (mcg) of vitamin B12 a day, and women who are pregnant or breastfeeding need more
