The main ingredients of hair oil
May 14, 2020
The main ingredients of hair care essential oils are various plant base oils. These base oils can be divided into four categories according to their fatty acid composition and content:
The first category is saturated fatty acids, including lauric acid and palmitic acid, such as coconut oil popular in tropical South America.
The second largest category is monounsaturated fatty acids with oleic acid content of 50% ~ 80% (mass fraction, the same below), such as the olive oil (oleic acid 55%) commonly used in new products introduced in recent years ~ 83%), tea seed oil (oleic acid 78% ~ 83%), sweet almond oil (oleic acid 62% ~ 86%), macadamia seed oil (oleic acid 62% ~ 86%), thorn tree Kernel oil (oleic acid 46% ~ 48%), almond oil (oleic acid 58% ~ 66%), avocado oil (oleic acid 42% ~ 81%).
The third category is polyunsaturated fatty acids, with linoleic acid content above 30% and above 50%, respectively, medium content and high content linoleic acid; linolenic acid content above 10% is flax Acids. For example, sunflower seed oil (linoleic acid 48% ~ 74%), wheat germ oil (linoleic acid 44% ~ 65%), corn oil (linoleic acid 40% ~ 66%), linseed oil (linolenic acid 33 % ~ 38%) and other edible oils.
The fourth category is liquid waxes, higher unsaturated linear enoic acids and fatty alcohol esters, such as the typical cosmetic oils and fats jojoba seed oil (arachidonic acid wax 66% ~ 78%).
