When vitamin B12 levels drop, symptoms like fatigue, headaches, muscle weakness, and depression can appear, but diagnosis can be tricky since these overlap with many other conditions. #vitamins #vitaminb12 #Symptoms #healthtips #wellbeing # Supplements That Can Cause Heart Palpitations: Calcium, Vitamin D, Magnesium, and More Taking Vitamin B12? Read this first. While B12 is often hailed as a safe energy and brain booster, many real users are reporting unexpected side effects including anxiety, insomnia, Vitamin B12 Deficiency Linked to Anxiety: Understanding the Connection and Implications Tides Mental Health The Weird Side Effects of Wegovy: What Patients Didn't Expect medino