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BHB Side Effects: Stomach Upset and Sodium Load
BHB side effects seen in studies are stomach upset and shifts in blood minerals, at doses of grams. In a small trial, one of six adults dropped out with stomach symptoms after a large salt dose. A Jellutide gummy holds at most about 27 mg of BHB salts, so those effects are less likely, though not tested.
Written by the Jellutide label deskUpdated · 4 min read

The list01
What are the side effects of BHB?
In research, the main ones are stomach upset and changes in blood minerals. Both were seen at doses of grams.
In a small study, six healthy adults took a large dose of a sodium and calcium BHB salt. One dropped out because of stomach symptoms, and two others had milder ones (Fischer 2018, BHB salt study).
| Effect | What was seen | One Jellutide gummy |
|---|---|---|
| Stomach upset | 1 of 6 adults dropped out; 2 more had milder symptoms (Fischer 2018, BHB salt study) | At most about 27 mg of salts |
| Blood sodium | Rose after salt drinks (Stubbs 2017, Front Physiol) | Sodium 2.5 mg (0% DV) |
| Blood potassium | Fell by 0.7 mM (Stubbs 2017, Front Physiol) | No potassium listed |
Dose02
Do BHB side effects depend on the dose?
Probably, and that is the point to watch. The effects above came from large doses: the salt drinks delivered 1.6 to 3.2 g of each mineral (Stubbs 2017, Front Physiol).
Fischer and colleagues could not rule out effects on acid-base balance. They say a BHB salt cannot be recommended unconditionally, because regular unsupervised excess use may cause adverse effects (Fischer 2018, BHB salt study).
A Jellutide gummy lists 1 mg of calcium, 0.75 mg of magnesium and 2.5 mg of sodium. Those are milligrams, not grams. No study has tested the gummy, so we cannot promise it is free of effects.
The rest of the gummy03
What other side effects can a BHB gummy have?
The BHB is the small part. The vinegar and sugar can matter more.
Vinegar is acidic and can irritate the throat and wear down tooth enamel. In large amounts it may lower potassium, especially with diuretics or insulin (Mayo Clinic, ACV for weight loss). Each gummy also has 2 g of sugars, 1 g of it added.
Throat pain, heartburn, an allergic reaction or stomach pain that does not pass are reasons to stop. Keep taking prescribed medicine, including any GLP-1 medicine, as directed.


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Who should ask a doctor about BHB side effects first?
Anyone on medicine, pregnant or nursing, or with a medical condition, as the Jellutide label says. That includes people who limit sodium.
The sales page says "we've observed no significant side effects" (Jellutide sales page). We have no data behind that line, so treat it as a claim, not a finding.
Thinking about Jellutide?Check your medicines first. These are the two packs that ship free; the 60-day money-back window starts when the package arrives.

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Keep reading05
Where can you read the full side effect list?
On the Jellutide side effects page.
The BHB salts page shows the amounts, and the who it's for page lists who should ask first.
FAQ06
Jellutide questions people ask
Can BHB cause diarrhea?
Stomach symptoms occurred in a small salt study at a large dose (Fischer 2018, BHB salt study). The report does not list which symptoms, so we will not name them. One gummy holds milligrams of salts, so it is a different situation.
Does BHB raise blood sodium?
At gram doses, yes: blood sodium rose in one study while potassium fell by 0.7 mM (Stubbs 2017, Front Physiol). One Jellutide gummy lists sodium 2.5 mg, but ask your doctor if you limit salt.
Is it safe to take BHB gummies every day?
The label directs one gummy a day, or as your professional directs. No long-term study of the gummy exists. Daily use is a question for your doctor, especially if you take medicine.
Are BHB side effects worse than ACV side effects?
We cannot compare them. In Jellutide the vinegar is the larger part, and vinegar can irritate the throat and teeth (Mayo Clinic, ACV for weight loss). The BHB is a few milligrams.
Who wrote this07
Written and reviewed by
Pages built from the bottle label, the sales page and linked NIH, FDA, CDC, FTC and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is run by a USA authorized Jellutide retailer, not by the manufacturer or the distributor. We earn money when you buy through our order links.
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