Hyperhidrosis, excessive, uncontrollable sweating affects roughly 4.8% of the U.S. population, or around 15 million Americans, according to the International Hyperhidrosis Society. For many of them, a sweat-absorbing undershirt is one of the most practical solutions available. Unlike regular undershirts, sweat-absorbing undershirts are built with materials specifically designed to stop underarm sweat from reaching your outer clothing. At Social Citizen, we've helped tens of thousands of customers in over 33 countries stop sweat stains from showing.
This article covers why undershirts are worth wearing, what to look for when buying a sweat-absorbing one, and what makes Social Citizen's sweat-proof shirts different from the standard options.
Why Undershirts Are Important
Undershirts used to be an incredibly common part of everyday wear, but they've gone slightly out of fashion over the years. This is a shame because there are many benefits to wearing an undershirt. Here are just a few of them.
Providing an Extra Layer
Whether your clothes are sheer and you don't want to show your undergarments or naked torso, or you simply want to wear an unbuttoned shirt or a top with a plunging neckline without revealing too much skin, undershirts are a great way to maintain modesty. This can make an otherwise revealing outfit more appropriate for the workplace or to wear around children, and can make you feel less self-conscious.
Keeping Your Clothes in Good Condition
Whether you're into fashion and clothing or you just think of function when you get dressed in the morning, keeping your clothes clean and in good shape is important. And one of the best ways that you can maintain the good condition of your nice clothing is to wear an undershirt. By serving as an inner layer to absorb sweat, your undershirt helps protect your other clothes so they last longer.
Keeping You Comfortable
Outside clothes may look nice or be appropriate for the workplace, but they're not always the most comfortable. By wearing an undershirt that you know feels good against your skin, you can be sure that you'll always feel comfortable in whatever outfit you put on. Plus, a good sweat-wicking undershirt can keep you feeling cool and dry.
What Makes a Sweat-Absorbing Undershirt Different From a Regular One
A standard undershirt adds a layer between your skin and your clothes, but it isn't designed to stop sweat from passing through. Once it's saturated, sweat reaches your outer shirt anyway. A sweat-absorbing undershirt or sweat-proof undershirt uses purpose-built materials in the underarm area to absorb and contain moisture before it can reach the fabric of your outer layer.
The International Hyperhidrosis Society explicitly recommends absorbent undershirts as one of the most useful wardrobe additions for anyone dealing with underarm sweating. The difference in real-world results between a standard undershirt and a purpose-built sweat-absorbing one is significant, particularly for anyone who sweats heavily or has hyperhidrosis.

How To Choose The Right Sweat-Absorbing Undershirt
Now that you have a sense of some of the advantages of wearing a sweat-absorbing undershirt under your clothing, let's talk about what you should look for in an undershirt when making your purchase in order to get the most bang for your buck.
Fabric
In order to be as effective as possible at managing sweat, undershirts should be made of a combination of natural and synthetic fabrics. Natural textiles like cotton and wool are great because they're naturally breathable, providing good airflow and keeping you cool. And synthetics like spandex and elastane can add durability, provide some stretch so the shirt fits more comfortably, and even offer sweat-wicking properties.
Style
While your undershirt does, indeed, go under your shirt, there are still some things to consider when it comes to style. First of all, color is quite important. A white undershirt is a solid standard, but grey undershirts can blend in better so they don't show under your clothing. In terms of the cut, choosing an undershirt that is on the more fitted, longer side can help it stay tucked away under your clothing. And if you can find a seamless design, even better, as this will be the most discrete of all options.
What's Your Budget?
Cost is another major factor when it comes to finding the right undershirt. Options here range significantly. Special sweat-proof undershirts cost a bit more than a basic cotton undershirt, but they are designed specifically to keep you comfortable, dry, and sweat-free, and they are much more durable than your average t-shirt. One great option if you want to cut down on cost is to buy undershirts in a pack, which brings down the average cost of each.
Once you think you've found the right undershirt for you, there are a couple more steps you'll want to take before making the purchase. First, read reviews of the shirt you're thinking of buying. There is no better way to find out how effective a sweat-proof undershirt is than hearing from people who have bought it, worn it, and seen it in action. If the reviews are promising, your next step will be to take your measurements. Don't skip this important step. You might think you know what your shirt size is, but all garments are made differently. Check the sizing chart of whatever undershirt you are considering and use a tape measure to figure out whatever measurements are relevant. (You can always ask a friend or family member for help.) That way, you can be absolutely certain that your undershirt will fit you perfectly so you don't end up having to make any annoying returns. If you're looking for the best sweat-proof undershirt, Social Citizen's shirts are built around a hidden 3-layer underarm pad that stops sweat before it ever reaches the exterior of the shirt. The pad uses a breathable mesh cotton layer against your skin, a proprietary absorbent middle layer that expands to contain moisture, and an ultra-thin waterproof outer layer as a final barrier. Nothing gets through. Every shirt is guaranteed to stop 100% of underarm sweat stains from showing. The pads are completely invisible from the outside, no visible seams, no bulk, so the shirt looks like a regular t-shirt whether you're wearing it as an undershirt or on its own. Available for men and women in a range of colors and styles, including crewnecks, V-necks, and dress shirts.Read Reviews and Take Measurements
How Social Citizen Sweat Proof Shirts Can Help You


















