This decreases the quality and shelf-life of the product, and could mean you’re not getting all the nutrition you paid for. In addition, opening and closing vitamin and supplement bottles in a humid area traps a little bit of moisture into the bottle each time. Some vitamins might be especially prone to degrade in humid conditions, such as the water soluble vitamin B, vitamin C, thiamine, and vitamin B6.
The kitchen sink is another area that will produce a lot of moisture. Look for a dry cupboard away from the stove and sink if you want to keep them in the kitchen.
Make sure to keep them away from open windows and sunlight, which will degrade their potency. Don’t keep them near a radiator or any other source of heat. Always keep them safe and secure, and out of reach of children and pets, even if they are in a childproof container.
An opaque container is good, but you can also use an amber or tinted one. These darker containers can also protect the supplements from light.
These include liquid vitamins, and some essential fatty acids and probiotics. Probiotics contain active cultures that can die if exposed to heat, light or air, so it is essential that you refrigerate them. [4] X Research source Still, not all essential fatty acids, liquid vitamins and probiotics are required to be kept in the refrigerator, so it’s best to check the label first. It is more likely that you will be instructed to store liquids in the fridge than other forms of vitamins or supplements. Some multivitamins tablets are best kept in the fridge too.
Keep the container well out of the reach of any children or pets. Even if they are in a childproof container, you should make sure that they are inaccessible.
If foods spoil nearby your supplements, any mould or bacteria could spread to them if they are not properly separated. Remember to keep your vitamins and supplements in their original containers. Airtight containers will not completely eliminate moisture, as you will let in moisture whenever you open the container. [6] X Research source
Some supplements are stored in unique ways that can be found listed on their labels. The label may advise you on the recommended dosage. The label will also give you information on the “best before” date for the vitamins or supplements. Some vitamins and supplements will not last long after you have opened them.
The containers may have childproof lids, but you should still take care to ensure that they are kept well out of reach. All vitamins and supplements could be hazardous if consumed by a child. Vitamins and supplements formulated for adults will have dosages inappropriate for kids.