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By Christian Arnold·Updated November 12, 2025

What’s the difference between Greco Gum and other mastic gum brands?

We constantly clown our competition on social media, but all jokes aside, what actually makes Greco Gum the best mastic gum brand?
A tin of Greco Gum sits next to a vintage camera and leather journal
Why chew anything but the best?Photo by Greco Gum.

If you’re new to chewing mastic gum, you may think ordering any ol’ bag of the stuff off Amazon or TikTok shop will do… after all, it’s all the same thing—sap from the mastic tree (Pistacia lentiscus)—right? Yes and no.

Sure, the chemical makeup of the gum is the same, but the difference between a high-quality mastic gum vs. a low-quality slop that makes up the majority of the market could not be more dramatic.

When it comes to a specialty product like mastic gum that has received an incredible amount of hype online, there are lots of fakes, phonies, and fly-by-night companies that will lead you to believe their product will have you mogging with your new mega masseters, when in fact all you’ll get is mounds of melted mastic encased in plastic and terrible customer service, or worse: no product at all.

A man holds a tin of Greco Gum next to a blurb of text about Greco Gum’s sourcing
Beware of mastic gum scams, only order from brands that source from the Chios Mastiha Growers’ Association on Chios. Photo by Greco Gum

Feel free to test your luck and go with a cheap source of mastic gum—or some other form of artificial, microplastic-laden jawline enhancer, such as other jawline gums or jawzrsizer devices, which we’ve ranked here—but we aren’t huge fans of schadenfreude. We want you to win.

Which is why we’ve prepared a complete guide on what to look for when buying mastic gum, and we will now further demonstrate a few more important factors that make Greco Gum reign supreme as the #1 source of mastic gum in the world.

Greco Gum only purchases and sells the highest quality mastic gum possible

As noted earlier and in our comprehensive guide to purchasing mastic gum, where a company sources its gum from is of utmost importance, as the southern portion of the island of Chios is the only region on Earth where true mastic gum can be grown.

In fact, mastic gum is considered a specialty product with Protected Designation of Origin (PDO) in the EU, meaning real mastic is only produced on Chios, with most official growers being part of the Chios Mastiha Growers’ Association, which certifies quality and cleanliness. 1

That said, though Greco Gum only orders pre-sorted, high-quality mastic gum from this association, we also put our gum through an intense, internal sorting process once it arrives in the States. This ensures your tin is filled with pieces of the same size that won’t crumble into dust during shipping and that have enough resistance to provide your jaw muscles with a proper workout.

If a mastic gum brand is not flexing that they source from the Mastiha Growers’ Association, expect pieces that are too soft to stimulate jaw growth, disintegrate upon first bite, or are filled with stems, seeds, and sticks (or even bugs!), as there is a high chance they procure their gum from the “black mastic market,” which is notorious for little to no sorting and quality control measures. For them, it’s quantity over quality and profits over people.

Greco Gum has superior packaging

Speaking of profits over people, the way your mastic gum is stored and delivered to you is important to protect it and you.

Most companies use plastic packaging that, when heated, leaches carcinogenic, testosterone-lowering chemicals into the mastic gum, alongside turning into an amorphous blob you’ll need a jackhammer to break apart into individual pieces.

To protect from these ills, Greco Gum uses refrigerated shipping methods and sleek, aesthetic metal tins that keep your gum cool and away from any plastics that may harm you. These tins are not only reusable and preserve the quality of the gum we work so hard to achieve, but also preserve your swag while you chew.

Man pulls a tin of Greco Gum out of his pocket while playing tennis
Mastic gum keeps you cool, on and off the court. Photo by Greco Gum.

Bottom line: when mastic gum brands skimp on packaging costs and use plastic, you pay the price with your health.

Greco Gum is the most well-established and largest importer of mastic gum to the U.S.

Being the first mover in the mastic market also means we’ve been around long enough for our 40,000+ chewers’ results—and their many reviews you can find on our web store or Amazon page—to speak for themselves.

We boast a 4+ star average rating, which we attribute to our strict quality standards and customer service. Mastic gum is not lab-grown, nor would we sell it if it were. As mastic gum is a natural product, we acknowledge it can have flaws even despite our best efforts to control quality.

With Greco Gum you can be confident you’re getting the best possible pieces of mastic, but because it’s practically impossible to be 100% successful in weeding out the soft-sticky pieces, it is our policy to fully refund or resend gum to anyone who receives subpar quality pieces. No questions asked.

Greco Gum is America’s premier brand of mastic gum. Grown and harvested on the beautiful island of Chios in the Aegean Sea for over 1,000 years.

Greco Gum is trusted by the best

Side-by-side quotes from public health figures reviewing Greco Gum
Influencers agreeing to appear publicly in reviews is a green flag. Photo by Greco Gum.

Additionally, in the 5 years Greco Gum has been in business, we’ve formed relationships with many of the top influencers across the alternative health world. We’re trusted by the best—but can our competitors say the same?

These creators put their reputations on the line by reviewing our products publicly; if they co-sign Greco Gum and we provide a subpar product, their credibility tanks. It happens all the time when influencers make cash grabs by shilling shittily-sourced products that turn out to be scams or even harmful. Many such cases.

Greco Gum is the “OG” mastic gum

Not to toot our own horn here, but unless your Greek γιαγιά gave you some mastic gum for your upset tummy when you visited her in the summers, if you’ve ever enjoyed the benefits of mastic gum, you probably have Greco Gum to thank.

Since we saw success ethically sourcing mastic gum to the states as a healthy chewing gum alternative and simple way for aspiring chads to chisel their jawlines, a slew of scamming E-comm bro copycats smelled blood in the water and followed suit, attempting to capitalize on the growing looksmaxxing trend by selling poorly sourced mastic gum at high margins.

And sure, these “whackstic” gum companies harm us and their buyers by selling cheap mastic and their untrustworthy antics, but the real insult is to the farmers who are financially undercut when they source en masse from the black market.

Greco Gum is committed to preserving the culture of mastic gum

Contrast these dropshipping dummies, who are ignorant of the history and traditions of mastic gum, and who likely never even see their product firsthand who make up a large portion of our competitors with Greco Gum: a brand that honors the eons-old way of life on Chios so much they moved their headquarters to the island to grow deep, lifelong relationships with the farmers they source from.

Greek woman collecting mastic gum below a tree
Two elderly Greek women sorting mastic gum by hand
From harvest to sorting and quality control, mastic gum farming is a local Chios tradition. Photos by Greco Gum.

During the time the Greco Gum team has spent in the mastic villages of Chios over the years, they have cultivated deep relationships with the families that have cultivated mastic gum for generations, leading to a deep appreciation of the timeless ways of Greek island life, especially regarding the yearly cycle of mastic growth and harvesting, which places tradition and quality above all.

When you buy from dropshippers who skate around the rules, you get poor quality gum, terrible customer service, ultimately leading to decreased mastic gum quality over time—truly a tragedy of the commons.

So, now that you’re aware of the pitfalls of buying mastic gum willy-nilly online, and why Greco Gum provides the superior chew, what are you waiting for? Secure your tins of Greco Gum’s premium mastic gum here and start chiseling your jawline today.

We hope you’ll love our mastic gum, and everything it symbolizes, as much as we do.

— Nick, Jon, and Logan, Greco Gum’s Co-founders

References

  1. “Protected Designation of Origin.” Wikipedia. Last modified March 11, 2025. en.wikipedia.org.