The Ultimate List of Pore Clogging Ingredients To Avoid

The Ultimate List of Pore Clogging Ingredients To Avoid

by Samantha

A lot of the knowledge on what zits inflicting components are in any other case popularly labeled as “comedogenic”. It could be good if we may simply get an zits vaccination , however in actuality, taking good care of our pores and skin means paying slightly additional consideration to checking if there are zits inflicting components in our merchandise.

On this article, we’ll assessment what pore clogging components are, share a listing of the comedogenic score of a listing of frequent skincare components, and clarify what all of it means for these with zits inclined pores and skin.

Whereas not everybody’s pores and skin will reply the identical to each ingredient, and never all forms of zits are associated to pore-clogging components, there are some common guidelines to comply with when in search of skincare merchandise for acne-prone pores and skin varieties!


What does a comedogenic score imply?

A comedone is a clogged hair follicle (pore), created from keratin (pores and skin particles) and sebum. Subsequently, one thing is taken into account comedogenic if it tends to dam pores and promote the formation of comedones. This issue helps us to find out whether it is an zits inflicting ingredient. Components are ranked on a comedogenic scale:

0 – non-comedogenic

1 – barely comedogenic

2-3 – reasonably comedogenic

4-5 – extremely comedogenic

If true, comedogenicity can be an essential consideration within the growth of merchandise utilized to the pores and skin, particularly the facial pores and skin which is extra inclined to comedones.

Three Important Components That Decide If An Ingredient Is Comedogenic      

Initially, animal fashions had been used to find out the comedogenic potential of uncooked supplies, with the belief that the completed formulations containing these components would even be comedogenic.

In 1972 Kligman and Fulton utilized substances to the inside ear of rabbits, and decided that sure acne-causing components for rabbits had been able to forming comedones in people, as properly. However rabbit ears aren’t human ears. Rabbit ears are extra delicate than human facial pores and skin is, which is probably going why they had been chosen: they’d subsequently produce quicker, extra inflammatory outcomes. One pervasive instance is petroleum jelly, which was deemed extremely comedogenic within the authentic examine however has since been modified to non-comedogenic. Kligman even adopted up , stating,

“Critical controversies have sprung up concerning the reliability and relevance of the rabbit ear mannequin […] One can not decide from a studying of the components whether or not a given product will probably be acnegenic or not. What issues solely is the behaviour of the product itself.”

In a 1982 examine following the rabbit ear mannequin, take a look at substances had been utilized to the backs of human sufferers with massive follicles and occluded by overlaying the world with a bandage. Once more, we run into the issue that this isn’t essentially a practical state of affairs, although it’s handy for testing. Again pores and skin may be very completely different from facial pores and skin, particularly when the sufferers even have notably massive follicles, as they did within the examine. Just like the rabbit mannequin, this might simply produce false optimistic outcomes. The small pattern measurement can be a serious concern, as it’s arduous to extrapolate findings of so few folks.

The three main issues from the research on zits inflicting components are:

1. The opposite components current within the formulation and the best way it’s formulated.

It’s essential to word that simply because a product accommodates comedogenic components, doesn’t imply that the completed product will essentially be comedogenic. Equally, a completed product can find yourself being extra comedogenic than the components themselves. It’s properly understood within the scientific neighborhood that substances can change into non-comedogenic when sufficiently diluted.

When utilized at 50-100%, some components obtain a comedogenic score of 4-5, however when diluted to solely 25%, the comedogenic score can drop to 1!

Aside from concentrated, medicated merchandise, most product components are diluted with water, leaving the rest properly beneath 25%, which might subsequently render the ingredient in that formulation non-comedogenic.

The focus, period and circumstances underneath which these components had been utilized.

 For instance, in all circumstances these components had been utilized of their uncooked type, which is vastly completely different from the completed product that you’d be making use of to your face.

These purposes have low exterior relevance, that means their outcomes might not apply properly to real-world circumstances. There are some situations (equivalent to coconut oil, usually utilized undiluted) which nonetheless acquired a excessive score of 4. But some folks can nonetheless use it with no issues, which leads me to my third concern.

Comedogenic scores are usually blanket statements.

Kligman, from the unique rabbit ear assay, even said that “Substances deemed to be strongly comedogenic by some are declared by others to be innocuous. Reviewers haven’t failed to note the excessive frequency of strikingly contradictory outcomes .”

This may be as a result of easy undeniable fact that our pores and skin just isn’t all the identical – the very same circumstances utilized to 2 completely different people can simply yield very completely different outcomes.

Will checking an ingredient’s comedogenic issue assist me?

Many dermatologists condemn the fashions as totally ineffective in offering data on which components are and aren’t comedogenic, whereas others nonetheless depend on the comedogenicity scale closely. Regardless of this, we nonetheless know there could also be some relevance for people who find themselves vulnerable to beauty zits, notably if an ingredient scored very excessive (4-5) on the comedogenicity scale.

To place it bluntly, in case you’re vulnerable to having zits and you’ve got notably oily pores and skin, checking the comedogenic score for components will in all probability be helpful to you.  

Do You Have Zits Brought about By Make-up Or Skincare?

Zits cosmetica is a sort of zits that’s brought on or aggravated by cosmetics that include sure acne-causing components. One examine in 1976 used the rabbit mannequin to formulate a “non-comedogenic” beauty formulation; it’s use in acne-prone girls diminished the speed of zits from 25% to lower than 5%. That is promising for acne-prone people when utilizing the listing beneath to hunt out merchandise with fewer acne-causing components. Nevertheless, this examine didn’t embody people who aren’t zits inclined, and so the outcomes can’t be extrapolated.

Regardless of this, extra corporations are starting to comprehend the significance of a product that doesn’t promote the formation of comedones for everybody, not simply acne-prone people. So, whereas there are nonetheless some culprits available on the market, there may be promise within the horizon!

Understand that even our hair merchandise may be comedogenic, and trigger zits (notably alongside our hairline).

Listing Comedogenic Components with their Pore Clogging Score.  

So, right here is a reasonably intensive listing of components and their comedogenicity scores primarily based on the unique fashions. Pay explicit consideration to the 4-5 scores, and provided that they’re throughout the first few components of a product. Understand that simply because one thing is low on the comedogenicity scale doesn’t imply it gained’t be problematic in your pores and skin, or dangerous to your pores and skin in different methods than its pore-clogging talents.

Information 0-1 Not pore clogging.  2-Three Reasonably Pore Clogging.  4-5 Extremely Pore clogging, greatest to keep away from particularly if they’re close to high of ingredient listing. 




Acetone (0)

A & D additive (2)

Acetylated lanolin alcohol (4-5)

Acetylated lanolin (0)

Ascorbyl palmitate (2)

Cetearyl alcohol + ceteareth-20 (4)

Allantoin (0)

Butyl stearate (3)

Cetyl acetate (4)

Almond oil (1-2)

Capric acid (2)

Cocoa butter (4)

Aminomethylpropylamine (0)

Ceteareth-20 (2)

Coconut butter (4)

Ammonium lauryl sulfate (10%) (0)

Cetearyl alcohol (2)

Ethylhexyl palmitate (4)

Anhydrous lanolin (0-1)

Cetyl alcohol (2)

Glyceryl-3-diisostearate (4)

Apricot kernel oil (1-2)

Cotton seed oil (3)

Isocetyl alcohol (4)

Archidic acid (1-2)

D & C pink #17 (3)

Isopropyl isostearate (4-5)

Avocado oil (0-3)

D & C pink #19 (2)

Isopropyl linoleate (4-5)

Babassu oil (1)

D & C pink #21 (2)

Isopropyl myristate (5)

Beeswax (0-2)

D & C pink #27 (2)

Isostearyl isostearate (4)

Behenic acid (0)

D & C pink #3 (3)

Lanolin acid (4)

Behenyl erucate (0)

D & C pink #30 (3)

Laureth-4 (5)

Behenyl triglyceride (0)

D & C pink #36 (3)

Lauric acid (4)

Bentonite (0)

D & C pink #4 (2)

Myristyl lactate (4)

Black walnut extract (0)

D & C pink #40 (2)

Myristyl myristate (5)

Butylene glycol (1)

Decyl oleate (3)

Oleth-3 (5)

Candelilla wax (1)

Di-(2-ethylhexyl) succinate (2)

Oleyl alcohol (4)

Caproic acid (0-2)

Dioctyl malate (3)

PEG-16 lanolin (Solulan 16) (4)


Caprylic acid (1)

Dioctyl succinate (3)

Polyglyceryl-3-diisostearate (4)

Carbomer 940 (1)

Eicosanoic acid (2)

PPG-5 ceteth-10 phosphate (4)

Carboxymethylcellulose (0)

Ethylhexyl pelargonate (2)

Steareth-10 (4)

Carboxypropylcellulose (1)

Night primrose oil (3)

Stearyl heptanoate (4)

Carmine (0)

Glyceryl stearate SE (3)

Xylene (4)

Carnuba wax (1)

Grape seed oil (2-3)

Castor oil (0-1)

Hydrogenated vegetable oil (3)

Ceresin wax (0)

Isopropyl lanolate (3)

Cetyl ester NF (1)

Isopropyl myristate (50%) (3-4)

Cetyl palmitate (0)

Isopropyl palmitate (3-4)

Chamomile extract (0)

Isostearyl neopentanoate (3)

Chaulmoogra oil (1)

Laneth-10 (2)

Ldl cholesterol (0)

Laureth-23 (3)

Chondroitin sulfate (0)

Mink oil (2-3)

Coleth-24 (0)

Myristic acid (3)

Corn oil (0-3)

Myristyl alcohol (2)

Cyclomethicone (0)

Octyl palmitate (2-3)

D & C pink #33 (1)

Oleth-10 (2)

D & C pink #6 (1)

Oleth-Three phosphate (2)

D & C pink #7 (1)

Oleth-5 (3)

D & C pink #9 (1)

Palmitic acid (2)

Diethylene glycol monoethyl ether (EGME) (0)

Peach kernel oil (2)

Diisopropyl adipate (0)

Peanut oil (2)

Diisopropyl dimerate (0)

PEG-100 distearate (2)

Dimethicone (1)

PEG-150 distearate (2)

Emulsifying wax NF (0)

PEG-200 dilaurate (3)

Ethyl ether (0)

PEG-Eight stearate (3)

Ethylene glycol monostearate (0)

Pentaerythrital tetra isostearate (2)

Glucose glutamate (0)

PG caprylate/caprate (2)

Glycereth-26 (0)

PG dipelargonate (2)

Glycerin (0)

Phytantriol (2)

Glyceryl stearate NSE (1)

PPG-10 cetyl ether (3)

Glyceryl tricapylo/caprate (1)

PPG-2 myristyl propionate (3)

Hexylene glycol (0-2)

PPG-2 PEG-65 lanolin oil (2)


Hydantoin (0)

Propylene glycol isostearate (3-4)

Hydrogenated castor oil (1)

Sandalwood seed oil (2)

Hydrogenated polyisobutane (1)

Sesame oil (unrefined) (3)

Hydrolyzed animal protein (0)

Shark liver oil (3)

Hydroxypropylcellulose (1)

Sorbitan oleate (3)

Iron oxides (0)

Soybean oil (3)

Isocetyl stearate (0-1)

Steareth-2 (2)

Isodecyl oleate (1-3)

Steareth-20 (2)

Isopropyl alcohol (0)

Stearic acid (2-3)

Jojoba oil (0-2)

Stearic acid:TEA (3)

Kaolin (0)

Stearyl alcohol (2)

Lanolin alcohol (0-2)

Sulfated jojoba oil (3)

Lanolin oil (0-1)

Candy almond oil (3)

Lanolin wax (1)

Triethanolamine (2)

Lithium stearate (1)

Water soluble sulfur (3)

Magnesium aluminium silicate (0)

Wheat germ glyceride (3)

Magnesium stearate (1)

Maleated soybean oil (0)

Methylparaben (0)

Mineral oil (0-2)

Myristyl myristate (50%) (0-1)

Octoxynol-9 (0-1)

Octyl dimethyl PABA (0)

Octyl methoxycinnamate (0)

Octyl salicylate (0)

Octyldodecyl stearate (0)

Octyldodecyl stearoyl stearate (0)

Oleth-20 (0)

Olive oil (0-2)

Oxybenzone (0)

Panthenol (0)

Papain (0)

PEG-10 soya sterol (0)

PEG-100 stearate (0)

PEG-120 methyl glucose dioleate (0)

PEG-20 stearate (1)

PEG-40 castor oil (0)

PEG-40 sorbitan laurate (0)

PEG-5 soya sterol (0)

PEG-75 lanolin (0)


PEG-78 glyceryl monococoate (0)

PEG-Eight castor oil (1)

Pentaerythrital tetra capra/caprylate (0)

PG dicaprylate/caprate (1)

PG laurate (0)

PG monostearate (0-3)

Phenoxyethyl paraben (0)

Polyethylene glycol (PEG-400) (1)

Polypentaerythrital tetralaurate (0)

Polysorbate-20 (0)

Polysorbate-80 (0)

PPG-30 cetyl ester (0)

PPG-50 cetyl ester (0)

Precipitated sulfur (0)

Propylene glycol (0)

Propylparaben (0)

PVP (0)

Safflower oil (0-2)

SD alcohol 40 (0)

Sesame oil (refined) (1)

Simethicone (1)

Sodium hyaluronate (0)

Sodium lauryl sulfate (10%) (0)

Sodium lauryl sulfate (5%) (0)

Sodium PCA (0)

Sorbitan isostearate (1-2)

Sorbitan laurate (1-2)

Sorbitan sesquinoleate (0-1)

Sorbitan stearate (0)

Sorbitol (0)

Soya sterol (0)

Squalane (1)

Steareth-100 (0)

Sterol esters (0)

Sucrose distearate (0)

Sucrose stearate (0)

Sunflower oil (0)

Talc (1)

Titanium dioxide (0)

Tocopherol (0-3)


Tocopheryl acetate (0)

Triacetin (0)

Tridectyl neopentanoate (0)

Ultramarine violet (0)

Vitamin A palmitate (1-3)

Zinc oxide (1)

Zinc stearate (0)

The underside line is, simply because a product accommodates a probably pore clogging ingredient, doesn’t imply the product itself is comedogenic; notably if the ingredient may be very low on the components listing. If there are a number of extremely comedogenic components excessive up on the components listing, it’s in all probability a good suggestion to avoid it in case you’re acne-prone.

What Do I Do About Clogged Pores?

Fortunately, even when a product you tried out does find yourself inflicting clogged pores and a breakout, there are issues you are able to do to expedite your pores and skin’s restoration!

As talked about, there could also be components that are non-comedogenic, which ought to nonetheless be averted for different causes (well being and skin-related), however that’s one other subject for one more day. For extra recommendations on choosing one of the best merchandise in your pores and skin, see our submit on Minimalist Skincare , or our useful information on Discovering the Proper Product for Your Pores and skin Sort .

You don’t have to undergo your present skincare merchandise and scan the components over with a fine-tooth comb to find out what leads to the rubbish bin – in the event that they’re working properly for you, that’s all that issues.

It additionally doesn’t imply you must fully low cost shopping for a brand new product simply because it has probably zits inflicting components on the listing (except you might be acne-prone and it’s one of many first few components, however even nonetheless). Total, what issues most is an effective product formulation, and most merchandise geared towards zits will probably be a secure wager!

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