The 20 Best-Selling Fitness Products on Amazon of 2021

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It’s no surprise that Amazon is a go-to shopping site. Not only do they have a robust selection of goods and fast shipping, but they also have a wide variety of in-demand fitness products and gear. From training equipment and workout gear to vitamins, supplements, and everything in between—anything can be yours with the swipe and click of a button.

“I bought everything for my home gym from Amazon—TRX, Kettlebells, foam rollers, mats, adjustable dumbbells—and I keep a list of my favorite products for my virtual clients to buy,” says Frank Baptiste, CSCS, a certified strength and conditioning coach. “You can find just about anything, buy with confidence, and it’ll often arrive in time for your next workout.”

Luckily, we've done the hard work for you and rounded up the best-selling fitness products Amazon has to offer. Whether you're looking a new home gym equipment or want to know what other Amazon shoppers are adding to their carts, we've got you covered.

Here are the top-selling fitness products on Amazon.

Aching muscles are no match for this low-noise massage gun. It relieves sore muscles with a combination of eight unique head attachments that offer targeted therapy and nine speeds, boasting 1800-3400 strokes per minute. Even better, its battery can handle up to three hours of continuous use.

When it comes to weight, there is so much more behind that single number staring back at you on the scale. This smart scale (which works with multiple health apps), breaks down your body’s composition and accounts for things such as your muscle, bone, and water weight. The result: a more accurate outcome. Plus, it can track up to eight users at once, so it’s great for the whole family.

Withings Body+ Body Composition Wi-Fi Scale Review

Running this massage gun along your muscles feels just like a deep tissue massage. The 16mm depth amplitude penetrates muscles to promote faster healing by increasing blood flow and reducing inflammation. Plus, it just feels good!

The great thing about adjustable dumbbells is that you get the benefit of a full-weight rack without having to sacrifice space. This pair specifically adjusts from 5 to 52.5 pounds, giving you a range of weights to work with, so you can grow as you go. It also has a companion app that allows you to follow trainer-led workouts or build your own.

For those obsessed with data, this scale tracks just about every metric out there—visceral fat, metabolic age, muscle mass, fat-free body weight, and more. It gives you a big-picture view of your body while helping to establish daily, weekly, and monthly trends. The best part: the price won’t break the bank.

This portable tool makes recovery on-the-go a breeze. There are five different speeds that make it easy to customize your preferred intensity and help unlock tired muscles. Whether your muscles are extra tight or just need a quick dose of massage-based TLC, this product is a must.

If holistic health is a concern, popping one of these daily vitamins can help ensure your immunity, stress, energy, digestion, as well as heart, brain, bone, and breast health—are taken care of. These vitamins are also fermented, which helps the body better absorb all of the nutrients.

Sturdy, sleek, and simple, this no-frills digital scale uses four sensors to provide you with a super accurate weight reading displayed atop an easy-to-read backlit display.

Forget commuting across town to your indoor cycling studio. You can spin your way to good health with this hefty at-home bike, while keeping track of your time, speed, distance, and calories burned via the LCD screen. The cage pedals mean you won’t have to shell out any extra cash for cycling-specific kicks, and you can break a sweat without leaving your house.

For super-hot days or intense sweat sessions lasting for more than an hour (we're talking to you marathoners in training), chances are you're sweating bullets, and thus losing a fair amount of fluids and electrolytes. If that’s the case, swirl some of this fruity electrolyte powder into your water to help replenish your stock and to help avoid things like cramping and decreased performance.

Getting your hands on a single weight can be a great way to work on muscle imbalances via unilateral moves. With the ATIVAFIT, you can adjust up to a total of 27.5 pounds, depending on the exercise and muscle group you are currently training. And if you're able to spring for a little more cash, you can purchase one that goes up to 44 pounds.

Plantar fasciitis—inflammation of the thick band of tissue that runs along the bottom of your foot—can often sideline your running. Luckily, these ergonomically designed orthotic inserts help mitigate any discomfort while also providing arch support and heel stabilization.

Lower back pain doesn’t have to count you out of all physical activity. The reclining seated position of this bike eases stress in that area, so you can pedal away without pain. It also has a ton of great features: 29 workouts, 25 resistance levels, wider foot pedals, and a padded mesh back. The easy-to-use console syncs to a multitude of wellness apps and can even be connected to VR— talk about bringing your fitness workout to life.

This neoprene and nylon brace comes in handy when repetitive motions from your tennis or golf game leave behind twinges (think tendinitis) in your elbow. This brace offers support and pain relief in a comfortable, cushioned wrap and you get two in a pack.

These powdered super greens offer plenty of nutritional benefits (think antioxidants, enzymes, amino acids, essential fatty acids, and dozens of other phytonutrients) in a clean form that helps you to perform optimally. Whether you’re a weekend warrior or just trying to make it through the workday, pick up this powder for an extra nutrient boost.

This MCT Oil supplement is sugar-free and made from coconut oil, so it’s Keto and Paleo-friendly. Plus it’s flavorless, so you can sneak it into all kinds of foods.

Even if you eat a well-balanced diet, you may not be getting all the nutrients you need. That’s where this daily multivitamin comes in, it helps to fill in gaps in your diet so your body can perform better. Plus it’s gluten-free and vegetarian.

D3 is a crucial vitamin, as it promotes better bone health, immunity, and mood much of which is lacking for many folks. Luckily, this easy-to-swallow, orange-flavored capsule takes care of just that. Plus it’s non-GMO, gluten-free, dairy-free, and has no artificial colors or flavors.

If you’re tired of having dumbbells, kettlebells, and barbells all over your home gym, this all-in-one machine is the space-saving solution you need. It offers over 50 different exercises, so you don’t have to compromise on versatility. Plus, there’s a placard on the machine highlighting eight exercises to try.

Hopping around on a mini trampoline is good for more than just belly laughs. It’s easy on the joints and still strengthens your entire lower body. This one has a handle bar to help you maintain your balance, and you get a hit of cardio with every jump.

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