Quantum Health SuperLysine+ 1500mg L-lysine Immune Support 180 Tablets

Customers find this supplement effective for immune support, noting it helps prevent cold sores and canker sores, and works almost instantly. Moreover, the product receives positive feedback for its quality, effectiveness, and ability to suppress shingles outbreaks, with customers reporting feeling better within 2 days of use. Additionally, the supplement contains beneficial vitamins and natural ingredients, and customers consider it good value for money. However, several customers mention the product has a rank smell.