Blog · Medicines and safety
GLPro and Metformin: What Is Known About Taking Both
GLPro and metformin have no published interaction data, and GLPro's ingredients are not published, so no one can screen the pair. Metformin is a prescription medicine for type 2 diabetes. Do not stop or change it because of a supplement. Show the bottle panel to your prescriber or pharmacist first.
Written by the GLPro label deskUpdated · 4 min read
01The pair
Can you take GLPro and metformin together?
No one can say yes or no from published facts. A safe answer needs the supplement's ingredient list and amounts, and GLPro's sales page gives only "proprietary blend of natural ingredients" (GLPro sales page).
Metformin is a prescription medicine used for type 2 diabetes. A pharmacist checks a new product against it by name, ingredient by ingredient. With no names, the check cannot be done from this website.
The bottle panel may help, if it lists ingredients. Take it to the pharmacist who fills your metformin and ask for a review of the whole list of what you take.
02Why ask
Why does a supplement matter if you take diabetes medicine?
Supplements can interact with medicines, and "natural" does not always mean safe (NCCIH, Using Supplements Wisely). Some products are marketed for blood sugar. If one works in the same direction as a medicine, the two together could push a reading lower than expected.
The lists of medicines that raise the risk of low blood sugar name insulin and sulfonylureas such as glipizide, glimepiride and glyburide (Mayo Clinic, diabetic hypoglycemia). Metformin is not named in that source's list, but your plan may include more than one drug.
| Question | Status |
|---|---|
| GLPro ingredient list | Not published |
| Interaction study with metformin | None cited |
| Warnings on the sales page | None printed |
| Metformin is prescribed | Keep taking it as directed |
Keep taking metformin exactly as prescribed. Ask your prescriber before any change, and never swap a prescription for a supplement.
The ADA does not recommend herbs or micronutrients for glycemic benefit, and NCCIH says supplements should not replace treatment (ADA Standards of Care 2026, Health Behaviors) (NCCIH, Diabetes and Dietary Supplements).
03Questions
What should you ask your doctor or pharmacist?
A short visit is enough if you come prepared. Write down the product name, the pack you bought and the date it arrived, and bring a list of every medicine and supplement you use, including doses.
Bring the bottle, not only the name. The staff need ingredients and amounts, and the panel is the first place you can see them.
What is in it?
Ask them to read each ingredient on the panel against your medicines.
What could go wrong?
Ask about low readings, stomach upset and any sign to watch for.
How will we check?
Ask which tests to repeat, and when, so a change can be tied to a cause.
Also say if you have kidney or liver problems, are pregnant or nursing, or plan surgery. Those facts change the advice.
GLPro: from $49 a bottle30 capsules · 2, 3 or 6 bottles · free US shipping on 6 · 60-day money-back guarantee
See packs04Self check
Which situations call for a professional first?
Several do, and a diabetes medicine is one of them. The short check below covers six situations, including diabetes medicines, weight drugs, pregnancy, kidney or liver issues, surgery and symptoms of a low.
Our guide to supplements and medicines explains how interactions happen and what to tell a provider.
05Watch for
What signs should you watch for after starting a supplement?
Watch for shakiness, sweating, hunger, dizziness, confusion or a racing heart. A reading below 70 mg/dL counts as low for many people with diabetes. The usual first step is 15 to 20 grams of fast carbohydrate and a recheck in 15 minutes (NIDDK, Low Blood Glucose).
Severe signs, such as confusion, fainting or a seizure, need emergency help and a call to 911, and the people around you should know that. If a new product seems to be the cause, stop it and call your doctor. Report problems through the FDA portal (FDA, Report a Supplement Problem).
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06FAQ
GLPro and metformin questions, answered
Q01Does GLPro replace metformin?
No. GLPro is a dietary supplement and not a medicine. FDA does not approve supplements (FDA, Using Dietary Supplements). Metformin is prescribed, and only your prescriber should change it.
Q02Can GLPro cause low blood sugar with metformin?
No data exists either way, and the contents are unpublished. Metformin alone is not the main cause of lows, but combinations vary. Learn the warning signs and tell your doctor about GLPro.
Q03Should I tell my doctor I take GLPro?
Yes. Tell your doctor and pharmacist about every supplement. A new product changes your routine, and the label is the first thing they will want to read.
Q04Is GLPro safe for people with type 2 diabetes?
No safety data for GLPro is published, and the sales page offers no warnings. Safety for you depends on the contents and your medicines. Ask a professional with the bottle in hand.
07Who wrote this
Written and reviewed by
Pages built from the bottle images, 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 U.S. stocking partner for GLPro, not by the manufacturer. We earn money when you buy through our order links.
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More about GLPro
U.S. stocking partner for GLPro
Ready to try GLPro?
Check your medicines first, then pick a pack. Six bottles ship free and cost the least per bottle, and every pack carries the 60-day money-back guarantee.
- Secure checkout
- 60-day money-back guarantee
- Ships from the U.S.