Looking for a safe, effective way to reduce surface stains from coffee, tea, wine or berries? This activated charcoal toothpaste offers a simple at-home option to help lift those stains.
Activated charcoal is popular for its ability to bind impurities. In many uses it attracts and adsorbs particles and compounds, which is why you’ll find it in supplements and some medical settings. On teeth, finely powdered charcoal can bind to surface stains and help remove them. It’s important to note this is not a substitute for professional whitening: charcoal addresses extrinsic discoloration on the tooth surface and won’t change intrinsic tooth color or repair deeper staining or damage.
To reduce the risk of contaminants, choose activated charcoal sourced from reputable suppliers—many people prefer products made from coconut shells and produced in the US.
Activated Charcoal Toothpaste Recipe
I recommend applying the paste to your teeth and letting it sit for 5–10 minutes rather than vigorously brushing immediately. Allowing the charcoal to contact the stained surfaces gives it time to bind with pigments. Afterward, rinse thoroughly and optionally brush gently to remove any remaining paste.
- Author: Dr. Burhenne
- Prep Time: 5 minutes
- Mix Time: 5 minutes
- Total Time: 10 minutes
- Yield: A small jar, enough for several uses over a few weeks
Ingredients
- 2 teaspoons Activated Charcoal (food-grade, preferably from coconut shells)
- 3 teaspoons Calcium Carbonate (mild abrasive)
- 1 teaspoon Food-grade Bentonite Clay
- 2 1/2 teaspoons Xylitol (optional, for sweetness and to help oral health)
- 4 teaspoons Distilled Water
- 2 teaspoons Cold-pressed Organic Coconut Oil (melted)
Instructions
- Combine activated charcoal, calcium carbonate, bentonite clay and xylitol in a bowl.
- Stir with a fork until the dry ingredients are well mixed.
- Add distilled water gradually and mix until a spreadable paste forms.
- Stir in melted coconut oil and continue blending with the fork until smooth and homogenous.
- Transfer the paste to a clean glass jar or a refillable squeeze tube for storage.
Notes
Storage & How to Use
Only keep out what you will use within about 5–7 days; store the remainder in the refrigerator. This homemade paste contains no synthetic preservatives, so refrigeration helps extend its usable life. Expect it to remain good for up to a month, but check for changes in smell, texture or appearance and discard if anything seems off. Ambient temperature and humidity, especially in the bathroom, affect shelf life.
To avoid potential buildup in drains, dispose of used paste in the trash rather than rinsing large amounts down the sink, as coconut oil can leave residue over time.