Caffeine can boost alertness, but too much can increase anxiety and disrupt sleep. Our fact sheet breaks down how and why. Can Low Vitamin B Cause Anxiety? The Science Backed Connection WishNew WishNew Wellness What You Need to Know About Vitamin B12 Duane NP Feeling worse after B12 Injection: Answering concerns. La Vie Med Spa SUPPLEMENTS ARE NOT SWEETS What happens when you supplement without testing Supplements are biologically active compounds. They change pathways. They increase demand. They shift balance. Taking them without confirming a deficiency doesn't Side Effects of B12 Injection (Common and Serious) Credihealth