The comedogenic scale rates oils based on their propensity to clog the skin and pores. Carrier oils are often a key ingredient in cosmetic products, so it is good information to know if you plan on using those products.
The following are a few of the more commonly used carrier oils and their rank.
Marula Oil
Scientific Name: Sclerocarya Birrea
Skin Types: it is best for dry, oily, combination, and aging skin
Comedogenic Rating: 4
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Marula oil has a mild, sweet, and nutty aroma and is light to golden brown in color. It is ideal for treating eczema, psoriasis, scars, fine line and wrinkles, and hyperpigmentation because the skin easily absorbs it and it hydrates the skin throughout the day.
Tamanu Oil
Scientific Name: Calophyllum Inophyllum
Skin Types: Best for dry, oily, combination, and aging skin
Comedogenic Rating: 2
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Tamanu oil has a very nutty aroma and a thick consistency. It is often used to treat eczema, psoriasis, acne, rosacea, sunburns, rashes, wounds, damaged skin, and fine lines and wrinkles.
Argan Oil
Scientific Name: Argania Spinosa
Skin Types: Best for dry, oily, combination, sensitive, and aging skin
Comedogenic Rating: 0
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Argan oil can either be odorless or have a very mild nutty aroma to it. It is a thin oil that is not greasy and is ideal for treating common skin conditions including eczema, psoriasis, acne, stretch marks, fine lines, and wrinkles.
Coconut Oil
Scientific Name: Cocos Nucifera
Skin Types: Best for dry skin
Comedogenic Rating: 4
Pregnancy Safety: Safe for external and internal uses during pregnancy, but always speak with your doctor first.
Coconut oil has a mild coconut aroma and has a smooth consistency. It is good for treating skin conditions like eczema, psoriasis, and burns and contains a fair amount of Vitamin E.
Grapeseed Oil
Scientific Name: Vitis Vinifera
Skin Types: Best for oily, combination, sensitive, and aging skin
Comedogenic Rating: 1
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Grapeseed oil has a slightly sweet aroma and a medium consistency. It is best for treating acne, fine lines, wrinkles, and has been shown to help prevent pores from clogging.
Castor Oil
Scientific Name: Ricinus Communis
Skin Types: Best for dry, oily, and combination skin
Comedogenic Rating: 1
Pregnancy Safety: Always check with your doctor before applying or ingesting castor oil, as it has been known to cause strong contractions.
Castor oil is thick in consistency and has an almost oily smell. It is ideal for use on dry skin because it can help retain moisture.
Rosehip Oil
Scientific Name: Rosa Moschata
Skin Types: Best for dry, oily, combination, and aging skin
Comedogenic Rating: 1
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Rosehip oil has a faint tea-like aroma and is often light to reddish orange in color. It has a light consistency that the skin easily absorbs and is used for treating hyperpigmentation, rosacea, scarring, burns, damaged skin, and wrinkles.
Soya Oil
Scientific Name: Glycine Soja
Skin Types: Best for dry and aging skin
Comedogenic Rating: 4
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Soya oil has a very light scent and is often pale yellow in color. It is readily absorbed by the skin and is quickly becoming more and more popular in massage therapy. It is also a good anti-aging and anti-wrinkle oil.
Jojoba Oil
Scientific Name: Simmondsia Chinensis
Skin Types: Best for dry, oily, combination, sensitive, and aging skin
Comedogenic Rating: 2
Pregnancy Safety: Safe for external uses during pregnancy, but always speak with your doctor first.
Jojoba oil can be odorless or have a faint smell. It has the consistency of liquid wax and may be clear to golden in color. It is useful for treating eczema, psoriasis, acne, rosacea, scars, and wrinkles.
Sunflower Oil
Scientific Name: Helianthus Annuus
Skin Types: Best for dry, oily, combination, sensitive, and aging skin
Comedogenic Rating: 0
Sunflower oil can be odorless or have a faint nutty smell. It has a light but thin consistency and may be yellow to amber color. It is useful for treating eczema, psoriasis, acne, inflammation, lines, and wrinkles.
Meta: knowing the comedogenic ratings of oils you use in skincare products can help you with clogged pores and other skin conditions.
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