Stool form and regularity
GutPersonal The Miracle Worker Magnesium
A once-a-day evening magnesium bisglycinate powder with 300 mg of magnesium a scoop, also sold as capsules, for easier bowel movements, sleep and calm.
- Format
- Powder, once a day
- Type
- Magnesium
- Cost
- $1.67 per day at one scoop of powder; the brand’s range runs to two scoops; capsules $1.20
- Customer rating
- 4.8 out of 5 from 403 ratings from gutpersonal.com
The themes in the reviews
- Better sleep alongside easier bowel movements
- Daily regularity within a few days to weeks
- A mild strawberry or lemon lime flavor that mixes into water
Those are the themes that recur across the reviews. Low review confidence — the 4.83 from 403 reviews is shown only on the brand’s own page through a Judge.me widget, there is no Trustpilot profile or retailer listing with a rating, and several one-star reviews carry favorable text.
Why it might work
Magnesium salts draw water into the bowel and are used as osmotic laxatives, and the brand says its blend relaxes the digestive tract and supports motility without urgency. Magnesium oxide is the form tested for constipation; bisglycinate is bound to an amino acid and is sold for gentler tolerance, and no constipation trial of it was found. The brand also says magnesium calms the nervous system for sleep, a claim the 2026 review rates as low-certainty. The printed panel does not show absorption or how much reaches the colon, and the stated range runs up to 600 mg of magnesium a day from the powder, above the 350 mg a day NIH lists as the upper level for supplements.
What the trials show
No trial of this product was found, and no trial of magnesium bisglycinate for constipation turned up. The trials that exist used magnesium oxide: in a 90-person placebo-controlled trial 1.5 g a day (about 900 mg of magnesium) gave overall improvement in 68.3% against 11.7% on placebo, and a 2023 meta-analysis of two oxide trials found a 68% response against 19%. This label gives 300 mg of magnesium a scoop as bisglycinate, a different salt at about one-third the dose, so those results may not apply. A 2026 review of 12 trials found the evidence for magnesium and sleep, which the brand also claims, inconsistent and of low certainty.
What the label discloses
The panels list a single ingredient with its own amount: 300 mg of magnesium as Albion bisglycinate chelate in each powder scoop, and 235 mg per two capsules as malate, citrate and lysinate glycinate chelate. There is no proprietary blend, and the powders use organic stevia, citric acid and natural flavor. The page says the powder blends bisglycinate, malate and citrate, which the powder panels do not show. The brand states no third-party testing and no warning text appears on its pages.
Who this tends to suit
Its symptom profile covers irregular bowel habits, constipation and bloating. It is scored for a goal of regularity, a steady daily routine or day-to-day comfort. Symptoms get The Miracle Worker Magnesium onto the shortlist; what you have tried, the format you will keep up and your medicines decide whether it stays there.
Where it may not fit
The label supports gluten-free and dairy-free. For people taking prescription medication, the quiz excludes it rather than naming it, because that choice belongs with a prescriber. It is a caution about the decision, not a verdict on the product. The honest question before buying The Miracle Worker Magnesium: will you take a powder once a day, every day?
Reactions and warnings
Reviewers’ reservations are a very sweet taste or citric aftertaste, no noticeable effect for some, a dose that was too strong for one, and three large capsules a day for another. High doses of magnesium from supplements can cause diarrhea, nausea and cramping. No warning text appears on the pages read; magnesium can interact with some antibiotics and bisphosphonates, so the medication caution is set here.
The questions that come up
Does The Miracle Worker magnesium work for constipation?
No study has tested GutPersonal The Miracle Worker Magnesium as sold. Magnesium oxide, a different salt at about three times this dose, relieved chronic constipation in placebo-controlled trials (68.3% improved on 1.5 g a day against 11.7% on placebo). On the brand’s review widget the product holds 4.83 from 403 reviews, and reviewers mention sleep more often (214 reviews) than bowel movements (44).
What is in The Miracle Worker?
One scoop of powder has 300 mg of magnesium as Albion magnesium bisglycinate chelate, with citric acid, natural flavor and stevia. The capsules have 235 mg of magnesium per two capsules as malate, citrate and lysinate glycinate chelate. There are no laxative herbs or proprietary blends.
How much does The Miracle Worker cost?
The powder is $49.95 for about 30 scoops one time, about $1.67 a day. On the monthly subscription it is $44.96 ($1.50 a day), on the 3-month plan $127.37 and on the 6-month plan $239.76 ($1.33 a day). Capsules are $35.95 for 60 or $54.95 for 120.
Does The Miracle Worker have side effects, and how much should I take?
The brand says to start with one scoop (300 mg of magnesium) in the evening and increase up to two scoops (600 mg) a day if needed. NIH lists 350 mg a day as the upper level for magnesium from supplements and says higher doses can cause diarrhea, nausea and cramps. No warning text was found on the brand’s pages, so check with a doctor if you take antibiotics, bisphosphonates or diuretics, or have kidney disease.
The Miracle Worker vs magnesium citrate or oxide: what is the difference?
Constipation trials tested magnesium oxide, which is high in elemental magnesium and acts as an osmotic laxative; this product uses magnesium bisglycinate in the powder and malate, citrate and lysinate glycinate in the capsules. No head-to-head trial was found, and the brand’s page copy and panels disagree about which forms are in the powder.
A word before buying. Anyone taking prescription medication should run The Miracle Worker Magnesium past a doctor or pharmacist. What is written here is research, not medical advice.
Is this the right one for you?
The quiz checks The Miracle Worker Magnesium against your symptoms, your routine and what you have already tried, and says plainly if something else fits better.
Take the quiz →Free, private, and it names one product.
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Background reading
Where the numbers on this page come from, explained at length.