stock White powder in a transparent hard capsule. Each capsule provides: L-Tyrosine 500 mg Tablets / Encapsulated with: See product label. Disintegration time: Less than 1 hour. Allergen notification None are known. Precautions L-tyrosine should not be used with MAO inhibitors (a type of antidepressant). This product is not recommended for children or pregnant or nursing women. Storage instructions Store in a cool, dry place, away from light and out of the reach of small children. Legal category Food supplement.