The Chalk. The Pink Stuff. The Little Purple Pill.
A man can run his whole day on stomach remedies, know every bathroom on his commute, and call it normal. An ER doctor on what the maintenance plan is really saying.
Rick Pescatore, DO · Board-certified emergency physician · Editor-in-Chief, Emergency Medicine NewsHis work has appeared in Emergency Medicine News · The Merck Manuals
N° 02The patient I keep meeting
Chest pain at 2 a.m. Relief when it is “just” his stomach.
It is 2 a.m. in the emergency department and the man in bed 9 is thirty-six, sweating, and scared. Chest pain. We move fast.
The tests come back clean. His heart is fine. He grins, relieved. “So it is just my heartburn.” Out of his jacket comes a roll of the chalk, half gone. I ask how many he goes through in a day. He laughs. “I don’t count, doc. Everybody does it.”
Everybody does not. I have met a thousand of him. The roll in the cupholder. The pink bottle in the desk. The purple pill “for the bad weeks.” A bathroom hour that is a running joke in his group chat.
For ten years I have watched men file this under normal. It is common. Common is not the same as normal.
Rick Pescatore, DO · Board-certified emergency physician
One gut. Two alarms. The same wiring
You do not need a biochemistry degree for this. Four ideas.
Two alarms, one panel, and a lining on a three-day rebuild. In 2026 the Rome Foundation published new numbers on how common the pattern is.
42%
of adults meet criteria for at least one gut-brain disorder. Most have never heard the term.
Rome Foundation, 2026
3days
for the stomach lining to fully replace itself. The rebuild never gets ahead if the cycle never stops.
Established physiology
Zero abnormal tests, in the classic version of this story. Clean scope, clean labs, same pattern. Medicine has a name for that. It is not “normal.”
Three months. Seven actives. $1.43 a day.
Covered in full by the 12-week money-back guarantee on your first order. Your first box arrives with the welcome kit.
The welcome kit, included with your first order.
Free shipping. Ships in 1 to 2 business days, arrives in 3 to 7.
New customer: 10OFF takes $10 off your first order at checkout, on top of the prices shown.
Covers your first order, up to three bottles. Write to us within 12 weeks of delivery for a full refund, and keep whatever is left. Read the policy
What I tell guys at discharge, with the door closed
Do not quit the purple pill cold. Prescription acid blockers have a real rebound. Step down with your prescriber, not a forum.
Coffee after food, not instead of it. An empty-stomach pour is an alarm test. Put daylight between trigger nights. The wings, the late beers. Space beats willpower. Slow the desk lunch. An eleven-minute lunch keeps the system twitchy.
Support the lining underneath. Mastic. Zinc-carnosine. A well-absorbed form of B1. The rebuild materials. At discharge I kept scribbling the same list on scrap paper, then sending a man to hunt five bottles in three aisles. Most of what he found was underdosed or the wrong form. No bottle held the list. So I built the bottle.
“He did not have a stomach of steel. He had a stomach on a maintenance plan.”
Rick Pescatore, DOI built Cool for stomachs that run hot
Seven ingredients. Tree resin, licorice root, aloe, ginger. The list reads like an apothecary shelf because the literature does.
A resin from a Greek island tree, studied in real trials for stomach comfort. People have chewed it for their stomachs for two thousand years.
Zinc bonded to an amino acid, studied specifically for the stomach’s own lining. The small dose is the studied dose.
A fat-soluble form of vitamin B1 that absorbs far better than ordinary B1 in head-to-head human studies. The wiring nutrient.
Licorice for the stomach, with the blood-pressure compound removed.
The inner leaf. The soothing part, at a real dose.
The most studied plant on earth for an unhappy stomach.
The absorbable, gentle form. Chosen for the nervous system, not the bowel.
The full package insert, with precautions and the evidence behind each ingredient, is on the MGB+ Cool page.
Why 90 days
Nerves change slowly. One bottle is a taste. The protocol is the point.
Meals land softer
Ginger, aloe and licorice work close to the plate.
The lining and the signal
Mastic, zinc-carnosine and B1 do slow, steady work.
The new normal
Finishing the plate and forgetting about it.
That is why Cool ships as a 90-day protocol, and why the refund window is 12 weeks. They match on purpose: you run the full protocol at zero risk. If it does not shift, you get every dollar back, and you keep the bottles.
Who is behind it
7
Actives, every dose printedNo proprietary blends. No fillers.4.7out of 5
143 verified reviews84% of MGB+ customers plan to reorder. Survey, n = 204, May 2026.$50K+
To gut-brain researchCrohn’s & Colitis Foundation, G-PACT.Rick Pescatore, DO
Board-certified emergency physician. Editor-in-Chief of Emergency Medicine News. U.S. Naval Academy graduate. Founder of BellyMD.
Dr. Niforatos
Cleveland Clinic
Dr. Motov
Maimonides Medical Center
Dr. Reeves
Brooke Army Medical Center
S. Enright, M.Ed.
Behavior analysis
An independent advisory board reviewed the clinical framework. None is paid for endorsement.
Start the 90-day protocol
Seven actives. Ninety days. Covered in full by the guarantee. Free shipping, and the welcome kit with your first box.
Not sure this is your pattern? The two-minute questionnaire sorts it.
Free shipping. Ships in 1 to 2 business days, arrives in 3 to 7.
New customer: 10OFF takes $10 off your first order at checkout, on top of the prices shown.
Covers your first order, up to three bottles. Write to us within 12 weeks of delivery for a full refund, and keep whatever is left. Read the policy
Common questions
How is this different from antacids?
Antacids neutralize acid after the fact. Cool is a daily plan that supports the gut lining and the gut-brain signal, so the burn shows up less in the first place. Different job, taken every day.
Is it safe with my acid medicine?
Never stop a prescription on your own. The rebound is real. The licorice in Cool is the gentle DGL form. If you take medications, ask your prescriber first. Take Cool with food.
How fast does it work?
Weeks, not days. Most people feel a change in two to six weeks. You get twelve weeks to decide, and your money back if it is not right.
What if it does not work for me?
Full refund within 12 weeks of delivery, on your first order, up to three bottles. Keep them.
When is this an emergency instead?
Chest pain is never “probably just heartburn” until a doctor says it is. Black or bloody stools, weight loss you did not try for, trouble swallowing, or vomiting blood are emergency department problems, not supplement problems.
