Ultimate Guide to Water Purification Tablets

Are you looking for a quick and easy way to purify water for drinking on-the-go?

Do you need a portable solution to keep your drinking water safe and potable on that next outdoor adventure?

Are you wondering how water purification tablets can possibly save your life in an emergency situation?

If you've ever asked any of these questions, then you're in the RIGHT PLACE! Water treatment tablets are kinds of point-of-use water treatment solutions that are frequently used by people in all field activities who must get drinking water from untreated sources. They are extremely convenient since they can literally fit in your front pocket!

Water Purification Tablet Bestsellers

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Water purification tablets were mainly developed as military necessities that are incorporated in the soldier’s pocket on the canteen pouch. These purification tablets serve as important elements to an individual first aid kit or group first aid kits and medical supplies that are usually allotted for army operations or disaster relief programs.

During the old days, field water treatment was very basic; soldiers only used clothes to drain out water impurities and then boil the water for a few minutes. This technique proved to be successful in stopping numerous waterborne illnesses, however, it correspondingly compelled the military to focus their attention on their water for a weighty period of time.

Using fire also risked exposing a soldier’s location to their enemies. Thus, researchers and purification specialists decided to study better alternatives to compensate with such an enormous setback and soon developed today’s water purifying tablets.

It is exasperating to know that tens of millions of people are extremely sickened by water-related diseases when numerous of which are simply preventable. You see, drinking contaminated water is not just unsanitary – it is deadly.

In the present time, water purification pills are commonly suggested for emergencies that involve treatment of water. These tablets effectively kill micro-organisms in the water to prevent most waterborne diseases. Given the purpose of water tablets, these are perfectly accorded to be used by campers, backpackers and several other outdoor enthusiasts around the globe.

The Different Types of Water Purification Tablets

The leading chemical ingredients in the best water purification tablets are iodine, chlorine and chlorine dioxide. These chemicals swiftly exterminate parasites, viruses and bacteria that are found in contaminated water.

Iodine and chlorine are very good in eradicating the giardia lamblia–parasitethat inhabits and breeds in the small intestine. However, they cannot remove the cryptosporidium–a parasite that produces gastrointestinal indications and is contaminated and passed in the feces–from the source of water. On the other hand, chlorine dioxide is very efficient against viruses, bacteria and cysts even cryptosporidium.

Iondine Based Tablets

Potable Aqua Water Purification Tablets with PA Plus neutralizing tablets - Portable Drinking Water Treatment for Camping, Emergency Preparedness, Hurricanes, Storms, Survival, and Travel (50 Tablets)

If you are using iodine tablets for water purification, you have to be cautious of the water’s temperature that you want to purify. You need no less than 30 minutes of purification if the polluted water has a temperature of about 75 degrees Fahrenheit. However, you need no less than an hour of purification if the polluted water has a temperature of 40 degrees Fahrenheit. Understandably, cooler water needs to be purified longer than warmer water.

Iodine tablet for drinking water can produce a different flavor in the tongue. So, if you are consuming this kind of tablet, you can put iodine neutralizer tablets to counterbalance the iodine’s taste.

Iodine tablets can only be used by people with a standard thyroid function for a short period of time, approximately six weeks at maximum. Remember not to use iodine based tablets if you already have thyroid complications, iodine sensitivity or when you are expecting a baby.


Iodine is a requisite for a good thyroid function, but it can disturb the thyroid function if you take too less or too plentiful of iodine. It is also placed in the table salt of several countries to assure the right quantity of dietary iodine.

Iodine and Thyroid Condition?

Thyroid complications can extremely distress metabolism and operations of the body. Iodine is a critical portion that empowers the thyroid gland to create thyroid hormones. But, if you are consuming too much iodine it can lead to autoimmune thyroiditis or hypothyroidism.

Chlorine Based Tablets

The most extensively used chemical ingredient in purifying pill is chlorine. Chlorine tablets are the swiftest pills to make the water decontaminated.However, one downside in the usage of chlorine is that the water that is treated with it will become inevitably contaminated again in the course of an elongated storage.

Chlorine tablets for drinking water can have a different taste and in order to eliminate the chlorine flavor, one has to permit the preserved drinking water to sit unprotected. This technique permits the chlorine to evaporate without problems.

Chlorine Dioxide Based Tablets

Potable Aqua Chlorine Dioxide Water Purification Tablets, 120 Count

On the other hand, the most efficient chemical ingredient in some water purification tablet products is chlorine dioxide because it exterminates an extensive collection of microorganisms. Chlorine dioxide tablets work via oxidation and infiltrate the microorganism’s cell walls and then respond with vigorous amino acids in the cell’s cytoplasm to destroy the microorganism.

Chlorine dioxide is very ideal to use with hydration packs as it produces aftertaste and even develops the flavor and odor of the water. Chlorine dioxide usage is also practiced in cities for water treatment.

However, one disadvantage of the usage of chlorine dioxide is that it takes longer to purify the contaminated water than iodine or chlorine. Chlorine dioxide based tablet requires a 4-hour treatment period before it takes effect.

Note that the tablets that holds chlorine dioxide only create chlorine dioxide when they come into interaction with moisture or water. When the tablets are wrapped in a strong package they can be stored for years and can immediately be used when needed.

Some Advantages of Purifying Tablets

Water purification tablets are a great water purifying solution. They have plenty of advantages that make them extremely practical in certain situations, and we've listed some of them below:

  • Water purification tablets are lightweight and are effortless to carry in the bag.
  • If the purification pills are stored correctly, it can be used as purifiers for several years thus saving few dollars along the way.
  • There is no need for any special tool for the usage of the purification tablet as it only needs a container to purify the water.
  • Fuel, electricity or fire is not necessary to successfully use the pills.

The Universal Uses of Water Purification Pills

1. For Outdoor Activities

For the duration of any outdoor activity, it is super important to be careful of your water supply so as to prevent the transmission of waterborne diseases into your body.

A water purification tablet is typically used by outdoor aficionados because when used correctly, they can shield against a horde of viruses and bacteria. Also, a purification tablet is incredibly lightweight and takes up practically no space at all, and this is perfect for most outdoor travelling situations.

In addition to being a dependable primary technique of water purification in the course of outdoor activities, purification tablets are also an outstanding and inexpensive secondary option to bulkier water filters or portable purification systems.

2. For Out Of Country Travel

If you are traveling to a place where clean water is not widely available, or where heavy rain, flood or poor water treatment may leave water sources wide-open to pollutants, it is important to carry on with cautiousness and be aware of where you are.

Note that the Center for Disease Control and Prevention relates that between 30% and 70% of international tourists suffer from some form of diarrhea. That is why water purification tablets are widely used by travelers around the world because it can purify water and make it safe for drinking.

In fact, the most widespread causes of waterborne diarrhea are bacteria, such as E. coli, salmonella and cholera, which are excellently reduced or eradicated by water purification pills.

3. For Emergency Disaster Relief Operations

When natural catastrophes hit a place, the major points to get bowled over are the electrical network and the water supply. Disruption of the water supply will threaten the drinking water and when drinking water is limited water purification tablets are essential to an emergency preparedness kit.

Drinking water is very important especially during emergencies. According to the Federal Emergency Management Agency a fully-grown person needs at least half-gallon of water per day just for intake. A person can go for more than 21 days without food intake, but one can only survive for 100 hours without drinking water.

4. For Military Activities

Water purifying tablets are universally used by most security and peace keeping forces because these pills provide practical solutions to the ongoing problem of purifying drinking water in the field. They're easy to carry and won't hamper a soldiers ability to engage in other activities. In a relief operation where quick and easy portability is a must, tablets are a great solution and allow military operations to have access to potable water wherever they are.

Usage of Water Purification Tablets

People should remember not to move away from the instructions found in the labeling of the water purification pills. Also note that because bacteria and viruses on the lip of the water’s container or in the lid of the container can re-contaminate the cured water, it is compulsory that they too must be germ-free. To make this, you have to:


  • Slackly cap the water container after adding the tablets in harmony with the product’s labeling
  • Wait for five to ten minutes then jiggle the container rapidly so that a small quantity of the solution leaks out to rinse the lid and lip of the container
  • Lastly, tighten and squeeze the cap and postpone the sipping for at least 30 minutes

Even though the precise time necessary for water purifying tablets to deactivate target microorganisms may differ to some extent depending upon situations such as the temperature of water and intensity of drinking uncleanness in the water, all product labeling demands for a 30-minute waiting phase before drinking the water that was treated with the tablets. This half an hour treatment period guarantees an adequate time for the tablet to deactivate target microorganisms and make the water absolutely suitable for drinking.

For additional cautiousness, it is suggested to first warm the dirty water in the sun before using the water purification tablets.You can also filter the water first before using the water purification tablets if the water is cloudy or if it contains sediment.

OK... but how does it taste?

Normally, if you used water purification tablets to cleanse polluted water the flavor of it can be quite altered compared to the drinking water that you are familiar to. In order to improve the water taste, you can try adding the powder of vitamin C or lemon juice to the disinfected water.

The Dangers of Purifying Tablets

Ok, it can't be ALL good, right? Well, it isn't. There are a few dangers and disadvantages associated with water purification tablets. Here are some notable ones listed below:

  • On a lengthy period, regular use of water purification tablets may disturb your health, and if you have thyroid complications and you are using iodine based tablets, it can lead to autoimmune thyroiditis and hypothyroidism.
  • Some tablets can also be a reason for allergy outbreak and can be harmful to pregnant women.
  • Water purification tablets do not actually eliminate the stinks and tastes from the water source, in reality, it may even contribute to the bitter taste of the water.
  • There are no circulated tests that can specify the quality of drinking water after using these pills.
  • It is not possible for water purification tablets to eliminate residue or chemical impurities. One needs extra time and a weightier concentration of chemicals to eliminate chemical impurities and most of the residue can be eradicated through filtering the water prior to using the tablets.
  • If the tablets are not stored correctly they can lose their usefulness. Therefore, in order to catch the best out of the purification tablets and in order to use them securely always read the producer’s information and follow the usage directions exactly.

The Storage and Safeguarding of Water Purification Tablets

Water purification tablets or pills usually have a five-year shelf life. So that these tablets can be preserved and not lose their effectiveness, all tablet products should be secured from exposure to extreme temperatures, high humidity, air and moisture. It is recommended that once opened the bottle cap of purification tablets must be tightly sealed and should not be kept for more than a year in order to maximize the efficiency.

Cost of Water Purification Tablets

Water purification tablet products are not just a simple and effective method of disinfecting drinking water but are generally affordable and accessible. Common purification tablets are available at low prices practically anywhere you go and for order online. They can get pricey when bought in bulk but even then, you are usually purchasing so much product at once that it pays for itself in the end.


No matter how you look at it, purifying tablets are a great solution for potable water on-the-go, no matter where you are. They're hard to beat as far as convenience is concerned and they will certainly be a staple addition to any traveler's list of essentials for a long time to come. If you think these would be a great addition to your own backpack, don't hesitate to give them a go!