Biotherm Blue Therapy Night Cream is a moisturizer cream that delivers nutrients to target visible aging skin. It contains no parabens, no fragrance allergens, and is enriched with Life Plankton™, pure thermal plankton extract that contains 35 nutrients, proteins, vitamins, amino acids, glucids, lipids, and trace elements that help revive the skin's vital functions and which are essential to its health. The cream is designed to be used in the evening on clean, dry skin. Positive aspects of the cream include its ability to make fine lines appear smoother, pores look tightened, and skin feel firmer. Negative aspects of the cream are not mentioned in the search results. The ingredients of Biotherm Blue Pro-retinol Multi-correct Cream include water, emollients, solvents, moisturizers/humectants, and other ingredients. The cream contains niacinamide, a multi-functional skincare superstar with several proven benefits for the skin, including anti-aging and wrinkle smoothing properties.