Designed for a life on the move, the Daily Bitter keeps your belly settled and satisfied wherever you go.
At Casc Tonics, we believe in the power of ancient tradition and simple solutions to the gut issues of our time.

Bitters For SIBO
"I've been battling the *super* annoying symptoms that come with SIBO for a long time. I can't believe nobody ever recommended digestive bitters to me until now- GAME CHANGER!" -Sam, Los Angeles ⭐⭐⭐⭐⭐

Bitters For Bloat
"I used to get DAILY afternoon bloat. This stuff is strong, the flavor is intense, but I've noticed that when I put it in my water to drink throughout the day, the bloat just doesn't happen" -Miriam, Denver ⭐⭐⭐⭐⭐

Bitters For Heartburn
"A few drops of Casc Daily Bitter is all it takes for me to avoid that heartburn I usually get after a big meal. So simple, and so effective" - Julia, Phoenix ⭐⭐⭐⭐⭐
The Daily Bitter can be dropped right onto your tongue or into your water before a meal to enjoy the benefits of healthy stomach acid and digestive motility. Try incorporating our bitters into your daily routine and experience the difference they can make for your gut health.
The Functional Aperitivo


Daily Bitter
The Daily Bitter is a proprietary blend, hand crafted by clinical herbalists,...

Double Bitter Bundle
Double up on benefits with out Double Bitter Bundle. The Daily Bitter...
SIBO got you down?
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Taste the BITTER
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Light your digestive fire
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Drop into food freedom

Meet Phoebe Lyman, Founder of CASC
Our Goal? Bring Bitter Back.
Our vision here at Casc is to reintroduce bitter flavors into the diets of millions of Americans suffering from digestive distress. Our mission is to Bring Bitter Back into our modern diets, providing natural, effective solutions for digestive health. We are dedicated to educating our customers about gentle, ancestral approaches to digestive wellness, empowering them to make informed choices that restore balance and vitality to their lives.