Contains a potent level of our proprietary Ultra-RETI™ (Retinol complex) microparticles to significantly condition and smooth the appearance of fine lines and wrinkles. Delivers a smooth, youthful-looking and radiant complexion. Suitable only for skin pre-conditioned with Ultra A Perfecting Serum. Ultra-RETI™ (Retinol complex) - an advanced delivery technology Enables pure Vitamin A (Retinol) to be effectively delivered to the skin to improve the appearance of fine lines & wrinkles. Contains our proprietary Ultra-RETI™ (Retinol complex) microparticles Delivers an effective but moderate level of our proprietary Ultra-RETI™ microparticles providing a smooth, youthful & radiant complexion. Contains firming peptides Made from peptides which deliver firmer and healthy-looking skin. Skin rejuvenation Retinol (Vitamin A) is arguably the most renowned ingredient in cosmeceuticals for its ability to help reduce the appearance of premature skin ageing. Retinol rejuvenates the appearance of the skin, helping it to look smoother & refined. WARNING - This product contains a high level of active ingredients. If purchasing for the first time, we strongly recommend a professional consultation with Skin Therapist Mish before using this product. 1. After your skin tolerates daily use of the Ultra A Skin Perfecting Serum apply the Intense Booster once a week. Usage can be increased as tolerated. For some temporary dryness may occur. 2. Gently massage onto face & neck, avoiding the eye area. Always apply SPF30 or SPF50 during the day when using Ultraceuticals corrective products. 3. Warnings: Avoid direct contact with eyes. Discontinue use if signs of irritation appear. Not to be used on damaged and sensitive skin types. Avoid if pregnant or lactating.