How much to apply, and when, comes down to personal taste. Some people prefer to use the serum in the evenings, as it can take a little longer to absorb than water based moisturisers, which can be a problem if applying make up afterwards. However, they can certainly be applied twice daily. Contents: Camellia Seed Oil has excellent skin conditioning properties and has been used in Japan for centuries to moisturise and condition the skin. It is a light oil that penetrates quickly and has a high nutrient content and will not block the pores. Meadowfoam is a rich oil that is rejuvenating and moisturising and provides some natural UV protection. Rosehip Seed Oil contains vitamin A, which helps to delay the effects of skin aging, assists with cell regeneration, and promotes collagen and elastin levels to increase. This results in firmer, smoother, and more youthful skin with greater elasticity. Rosehip seed oil also contains a high amount of essential fatty acids and Vitamin E. Vitamin E promotes healthy skin and provides anti-oxidant effects. Safflower Oil is also a lighter oil that moisturises and nourishes dry skin, this oil will not clog pores and so does not exacerbate acne. The oil is used in a many anti-wrinkle products and provides a youthful glow to the skin. Evening Primrose Oil contains high levels of nutrients that are good for dry and mature skin and can help to sooth inflammation. Marula Oil contains powerful antioxidants, high concentrations of nutrients, minerals and essential fatty acids that protect the skin and boost cellular activity. This oil provides hydration at the deepest levels which helps to repair the skin and combat wrinkles and fine lines. Sea Buckthorn is reputed to be one of the best sources of natural antioxidants. This oil can effectively combat wrinkles, dryness, and other symptoms of dry, aged skin. It can also be used promote healing of burns, eczema and small cuts or wounds. In addition it has natural UV protection.