The Natural Hydration Factor (NHF) is a set of ingredients present in your skin that help maintain its hydration. The NHF depletes with exposure to external aggressors. This intensely hydrating and energizing night cream, enriched with the NHF complex, has been clinically proven to provide 6 times more hydration*, complementing the skin's nighttime regeneration process. For supple and energized skin throughout the night, and a skin hydration barrier that is 80% stronger. NHF Hydro Boost complex: ■ 20% more Hyaluronic Acid** helps retain water to strengthen hydration■ Amino acids that have been proven to support and strengthen the skin barrier■ Electrolytes that have been proven to enhance ingredient absorption■ Peptides that have been proven to improve skin flexibility CLINICALLY PROVEN RESULTS IMMEDIATE HYDRATION■ 93% felt immediate skin hydration■ 73% felt supple skin IN 2 WEEKS■ 80% noticed fewer fine lines■ 90% felt intense hydration of their skin■ 85% noticed healthy-looking skin Oil-Free and Non-comedogenic. Suitable for sensitive and acne-prone skin. Glass bottle and 100% Recyclable Cardboard; 88% Less Plastic****when compared to the control group without treatment**when compared to the previous formula***compared to the previous packaging