NAD+:Although RARE, NAD+ does have some potential side effects. Here’s a list of some common, but not all of the possible side effects: nausea, fatigue, headaches, diarrhea, stomach discomfort. Precautions: These products are not intended to diagnose, treat, cure, or prevent any disease. These services provided have not been evaluated by the Food and Drug …

Vitamin B1:You should not use thiamine if you have ever had an allergic reaction to it. Ask a doctor or pharmacist before taking thiamine if you have any medical conditions or if you are pregnant or breast feeding (your thiamine dose needs may be different during pregnancy). Side effects may include: a feeling of warmth, …

Precautions: These products are not intended to diagnose, treat, cure, or prevent any disease. These services provided have not been evaluated by the Food and Drug Administration.  The material on this website is provided for informational purposes only and is not intended to be or to take the place of medical advice.  Always consult your …

Glutamine:Rare but Possible Side Effects:Some common side effects may include but are not limited to:nausea, vomiting, stomach pain, gas, swelling in your hands or feet, muscle or joint pain, back pain, headache, dizziness, tired feeling, mild skin rash or itching, dry mouth, runny nose, increased sweating To make sure glutamine is safe for you, tell …