Lysine 1000mg L-Lysine is an essential amino acid and is a necessary building block for all protein in the body. Traditionally used to prevent and treat cold sores throughout the winter months. Natures Aid L-Lysine 1000mg is produced from 1274mg of L-Lysine Hydrochloride in free-form state. Recommended Intake Take 1 tablet per day. Pack Size 60 Tablets Ingredients L-Lysine Hydrochloride, Microcrystalline Cellulose, Di-Calcium Phosphate, Tablet Coating (Hydroxypropylmethylcellulose, Glycerine, Lecithin, Dextrose), Anticaking Agents (Vegetable Source Magnesium Stearate, Silicon Dioxide). Free From Artificial Flavours, Colours & Preservatives, Lactose, Yeast & Gluten Suitable for Vegetarians & Vegans Nutrition Information Per tablet Amount L-Lysine Hydrochloride 1274mg Providing 1000mg L-Lysine