💊 Amino acids · Limited evidence
L-Lysine 500mg
Essential amino acid often taken for cold sores. People take it for:
- An essential amino acid your body needs from food
- Often taken for cold sores (not shown to prevent them)
- Well tolerated at everyday amounts
Why it works
People take it as an essential amino acid and, most often, hoping to prevent cold sores. Studies have not shown that it prevents them, so expect little there. In human dose studies it was well tolerated at everyday amounts.
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How to take L-Lysine 500mg
Suggested dose
500mg
Side effects and risks
- Adverse effects appeared in a human dose study at about 7.5 g a day
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Medical disclaimer: Nothing on Stack Ritual constitutes medical advice. The information provided is for educational purposes only. Always consult your doctor or a qualified healthcare provider before beginning, changing, or stopping any vitamin, supplement, or wellness regimen.