This universal foundation is great for all skin types and the whole family and can essere used pure or as a base to create personalized treatments for any need modo of use: can essere used pure or to create day and night face creams, hand, foot and body creams, face and hair masks, scrubs and tinted creams choose your recipe and the active ingredients to use pour the base cream into a clean container or directly into an empty jar weigh and mix together the water-soluble active ingredients with any colorants or powders weigh and mix oils and lipid active ingredients with essential oils perfumes add the active ingredients to the base cream and mix thoroughly. Your customized cream is ready warning: remember to work with clean tools and containers. The product is considered safe for use as is, but the inclusion of ingredients in recipes is under your responsibility. Make sure you have carefully read the information sheets and usage limits for each ingredient you use. Before using your customized product, we recommend testing it on a una small portion of skin on the forearm. If redness occurs, do not use the product dosage: water-soluble active ingredients oils and fat-soluble active ingredients essential oils face cream 5-8 g 1-2 g 0.1-0.3 G hand foot body cream 1-5 g 3-5 g 0.2-0.5 G scrub 1-5 g 2-3 g 0.1-0.2 G hair face mask 1-5 g 2-5 g 0.1-0.3 G here are two sample recipes: purifying nettle hair mask: 5% nettle glycerine extract 2% panthenol diluted in nettle glycerine ext...