This is a Vegetarian product. L-Cysteine is an amino acid that contains sulphur and it synthesises the protein keratin. Keratin is a protein that is found in the nails, skin and hair900 mg of L-Cysteine per servingFree form amino acidContains no yeast, dairy, egg, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial colour, flavour or fragrance. Manufactured In a GMP Compliant, FSSC 22,000 & FDA Registered Facility. Ingredients:L-CysteineDirections:Store in cool and dry placePRODUCT DESCRIPTIONL-Cysteine is an amino acid that contains sulphur and it synthesises the protein keratin. Keratin is a protein that is found in the nails, skin and hair