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The word is out.
Activated charcoal, also called activated carbon, is the best way to whiten teeth naturally without using conventional tooth whitening trays, gels, and strips that contain toxic chemicals that can damage tooth enamel over time and harm delicate gum tissue. Even professional tooth whitening at the dentist is not a good idea for those concerned with avoiding toxin exposure and preserving their long term oral health.
It may seem odd to use black powder to whiten teeth, but it really does work.
Activated charcoal is so effective because it aggressively absorbs tannins, the compounds found in coffee, tea, tobacco, herbal teas, blueberries, wine, spices, and other foods that stain teeth. It does not, however, lock onto minerals like calcium in our teeth which is why it won’t harm tooth enamel even if used every single day.
Even better, activated charcoal balances the pH of the mouth which discourages the growth of pathogens and the formation of cavities and helps preserve the health of the gum tissue. Â In Korea, activated charcoal is even added to toothpaste and tooth powder!
How is Activated Charcoal Made?
Processing charcoal with oxygen and either calcium chloride or zinc chloride produces activated charcoal.
It was used medicinally by both Hippocrates and the ancient Egyptians, and it is still the poison remedy of choice in hospital emergency rooms.
I first became acquainted with the power of activated charcoal to remove toxins from the digestive tract many years ago when my German Shepherd ate some poisonous mushrooms in our front yard, and the vet gave her activated charcoal as the remedy to stop her hallucinations.
Some folks like to take capsules of activated charcoal when traveling or after eating out at establishments which serve food with questionable ingredients, but I don’t recommend it for this purpose unless there is actual food poisoning involved because activated charcoal removes nutrients from the digestive tract as well as toxins.
Activated Charcoal Makes a Mess
The one drawback with using activated charcoal to whiten teeth is that the black powder can really make a mess!
Just a little bit of activated charcoal spilled in the bathroom sink or on the floor requires a thorough cleanup lest the very fine black powder be tracked onto carpets or stain socks and slippers. Even if none is spilled, spitting it and rinsing after a few minutes of holding it in your mouth to whiten teeth makes a mess in the sink which requires cleaning afterwards.
And, you must make sure you aren’t wearing any good clothes that will be stained when using activated charcoal as even the most careful application will still get some on your shirt or blouse. In other words, don’t try to whiten your teeth quickly before heading out the door for dinner in your evening attire!
Not exactly the convenience of slap on and go tooth whitening strips!
So how to use activated charcoal regularly without the inconvenience of a mess afterward which can sometimes serve to discourage its use?
The trick is to use activated charcoal while you shower instead of at the bathroom sink
Here’s what to do:
- Before getting into the shower, carefully open one capsule of activated charcoal and empty it into your mouth. Carefully wrap the empty capsule in a bit of tissue and put in the trash. Even better, reclose the empty capsule before wrapping in the tissue. Don’t just toss the empty capsule in the garbage as even a teeny weeny bit of the powder will stain the trash bin.
- Keep a special toothbrush that you use only with activated charcoal in the shower. Grab it as you step into the shower and lightly brush the powder around your teeth so that they are thoroughly covered.
- Run the shower water through the bathtub faucet for a minute and thoroughly rinse the blackened toothbrush. Â Set it aside.
- Turn on the shower and bath normally. Â The average shower lasts for 8 minutes, and this is an ideal amount of time to keep the activated charcoal in your mouth as you wash and condition your hair, etc. You can swish around the activated charcoal in your mouth if you want to during this time, but this is not necessary to produce good results.
- When you are finished with your shower, spit out the activated charcoal directly into the tub drain before turning off the water. Â Then, open your mouth and rinse directly with water pouring out from the shower head. Â Rinse and spit out the water as many times as necessary to clear the powder completely from your mouth. Â Use the shower head to quickly clear away any black powder residue that may still be present around the shower stall.
- Next, use your regular toothbrush to brush your teeth as usual … either while still in the shower or at the bathroom sink after you get out of the shower and towel dry.
The result of doing this every day for about a week?  Naturally white, but not blindingly white (which looks soooo unnatural), teeth that you can feel confident knowing that you haven’t damaged your oral health in pursuit of an unsustainable and toxic beauty routine.
Now, the only trick is to find a way to remember to put the activated charcoal into your mouth before stepping in the shower!
*Wondering what toothbrush I’m holding in the picture? Our family uses Bass toothbrushes and here’s why they are so much more effective than store toothbrushes for cleaning teeth, removing plaque, and preventing tartar.
TIP: Since this post was originally written, activated charcoal toothpaste has now become available in the United States. I’ve tried it, and it is an awesome option! This is the brand I feel most confident recommending.
Sylvia Onusic
What about those of us with caps and crowns… does it stain the porcelain?
Sarah, The Healthy Home Economist
AC doesn’t really stain anything … just makes a mess that needs cleaning up. Even when I’ve gotten it on a white blouse before accidentally, it easily rinses out with just water. It doesn’t stain a white porcelain sink either, for example, so I think it should be fine.
christie
What if you have a couple of crowns in your mouth? Will it stain them and can I still use to whiten my other teeth? Thanks
Susan
I have had excellent results whitening my teeth with a paste made of coconut oil and diatamateous earth.
Gerri
Would this work on porcelain veneers?
Shane Close via Facebook
I tried this for 10 days and saw no effect on my teeth. What gives?
Sile McDermott via Facebook
hahaha! I brush in the shower anyway because i can’t stand seeing my foamy mouth in the mirror… it makes me gaggy… it also saves time!
Linda Dolan via Facebook
Thanks for the info on the Bass toothbrush. I just ordered some.
Tammy Lee Rodriguez via Facebook
gave it a shot this morning… works pretty well. gonna try to get it into my “mouth” routine. 🙂 i like that you leave it in while showering.
Caroline
I did not have good results using charcoal to whiten. I know it has worked for others but speaking from my experience I do not recommend. Used the charcoal whitening method for 2 days and ended up with painfully sensitive teeth. Even the slightest bit of air would set them off as would eating and drinking. Lasted for a few weeks and still has not gone away completely. I used activated charcoal as recommended, not the capsules as I have just the powder so I am sure it was 100%. I am a dental hygienist and have used other whitening methods in past with no sensitivity. I feel as if the charcoal is too ‘detoxifying’ and is drawing too hard causing a negative pressure within the dental tubules? If it works for you that’s great. I just thought others should be warned it may cause sensitivity. Not sure if it could possibly leach minerals as well?
Kathleen Conner
thanks for the warning. I might try it on one tooth with my finger first!
Marie
I had the same experience. It did not whiten my teeth, and now, 9 months later, my teeth are still sensitive.
Eli
How long did you brush with it for such that you still have sensitivity 9 months later?
I stumbled upon this charcoal brushing when reading information on oral health, so as someone with sensitive teeth I am skeptical to try it out.
Karon Hollandsworth Northington via Facebook
I can’t seem to get it all out oft mouth after brushing. I rinse and rinse and rinse and….it never works for me. Any suggestions? My teeth never seem to get whiter. Am I doing something wrong?