Soak time depends on the type of filter you are using:
Soak your new Brita filter in cold water for 15 minutes to properly hydrate the carbon and release trapped air bubbles.
On average, how long does a carbon filter last ranges from three months to a year in air applications, and from six months to two years in water systems. For how long do activated carbon filters last? Usage intensity and contaminant type play a major role.
Optimal Installation Order for Maximum Water Quality
We recommend placing your carbon filter first in line, followed by your water softener. This arrangement protects your softener's resin bed from chlorine damage while ensuring cleaner water enters the softening process.
A: Any water filter should be soaked in the water for 15 minutes before installation. Once installed, run the water for 10 minutes before you can drink it.
Soaking allows the filter to fully expand and absorb more water, improving its filtering performance. It also helps remove any dust or particles that may have settled on it during shipping.
Charcoal Water Filter Side Effects
So what happens if you wash and reuse a carbon filter? In most cases, it won't be as effective as a new filter. The activated carbon will have lost some of its ability to capture particles, and the filter will likely be full of moisture.
Activated carbon filtration can effectively reduce certain organic compounds and chlorine in drinking water. It can also reduce the quantity of lead, dissolved radon, and harmless taste- and odor-causing compounds.
Study: Bacteria can grow in faucet water filters. Water filters that you attach to your faucet are known to be good for filtering out heavy metals like lead and disinfectants like chlorine. But they're not designed to filter out bacteria that can grow in the filter itself.
Cons of Activated Carbon Filtration:
Limited Mechanical Filtration: While effective against many chemicals, it may not effectively remove certain microscopic particles or microbes.
If safety or water quality is your main concern, consider purchasing a filtration system. When public drinking water is compromised in some way because of catastrophic events, such as severe flooding, or improperly monitored and treated as in Flint, Michigan, bottled water becomes necessary.
The shelf life of an unused, sealed filter is indefinite. Filters should be kept in the sealed Brita® bag and stored in a cool, dry place until you're ready to use it. If your Original (Standard) (white) Brita® Filter is more than a year old, we recommend soaking it for 15 minutes before first use.
Day-old water is generally safe to drink as long as it wasn't exposed to extreme conditions or heat. However, it may not taste the best, especially if it was left uncovered. Here are some tips to keep your water safe: Use a cover for your water and store it in glass or metal containers.
AC is extremely adsorptive. It can effectively remove organic compounds, chlorine and dissolved radon. Carbon filters will not remove bacteria, calcium and magnesium (hard water), fluorides, nitrates, chlorides and many other inorganic chemicals.
Yes, some studies suggest that activated charcoal may help lower cholesterol. It is thought to work by binding to cholesterol and bile acids in your gut, preventing your body from absorbing them.
Hydrogen Peroxide or Vinegar
To help sanitise and deodorise, some use dilute hydrogen peroxide or white vinegar instead of lemon juice. Let the carbon soak for an hour before rinsing. Avoid bleach solutions, as they degrade the carbon.
Reverse osmosis is one of the most common filtration methods to purify drinking water. Therefore, this type of water ranks among the healthiest to drink because it eliminates hazardous contaminants, such as lead and arsenic.
Kidney health
More research is needed, but some animal studies show that activated charcoal may help improve kidney function and reduce gastrointestinal damage and inflammation in those with chronic kidney disease.
Carbon filtration is the clear winner—providing efficient, sustainable hydration without wasted water or high energy costs. Not only does it effectively remove contaminants, but it also retains beneficial minerals, making for a better-tasting and healthier drinking experience.
Brita filters are ineffective against substances such as nitrates, bacteria, and certain chemicals. If your water supply is contaminated with these, you may need to explore additional treatment options.
Reverse osmosis: Removes 99%+ of all microplastic sizes, including nanoplastics. Ultrafiltration: Removes 99%+ of particles larger than 0.1 microns. Activated carbon: Catches some larger particles but misses the smallest. Pitcher filters: Pore sizes (20–50µm) too large for most microplastics.
Activated carbon has adsorptive properties, so there's a slim chance that this material could adsorb important minerals in your body. But that's highly unlikely to be an issue unless you consume unusually high amounts of activated carbon.