Safety
GlycoMode side effects and interactions
Nine ingredients means nine safety files. This page goes through them one at a time, quoting the source rather than summarising it, and names the four interactions specific enough to act on.
The label's caution reads: “Do not exceed recommended dose. Pregnant or nursing mothers, children under the age of 18 and individuals with a known medical condition should consult a physician before using this or any dietary supplement.” The four interactions worth naming are bitter melon with insulin and diabetes medicines, wild yam with hormone-sensitive cancers, epimedium with heart disease and CYP3A4 drugs, and garcinia cambogia with any history of liver trouble.
The label's own caution
“Do not exceed recommended dose. Pregnant or nursing mothers, children under the age of 18 and individuals with a known medical condition should consult a physician before using this or any dietary supplement.”
Plus the three standard lines:
- KEEP OUT OF THE REACH OF CHILDREN.
- DO NOT USE IF SAFETY SEAL IS DAMAGED OR MISSING.
- STORE IN A COOL, DRY PLACE
And the FDA statement: “These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.”
That caution block is a real one. “Individuals with a known medical condition should consult a physician” is broad enough to cover most of the specific warnings below, which is presumably why it is phrased that way.
Ingredient by ingredient
| Ingredient | What the cited source reports |
|---|---|
| L-Lysine HCL | Most supplement research on lysine concerns cold sores rather than blood sugar. If you eat protein, you are already getting it. |
| Apple Cider Vinegar | MSK documents chemical burns from topical use, oesophageal injury from tablets, and cases of liver toxicity and acute pancreatitis linked to consumption. |
| Garcinia Cambogia Powder | NIH lists headache, nausea, upper respiratory and gastrointestinal symptoms, and records three cases of mania and ten cases of liver toxicity resulting in one death and two liver transplants — noting that causality cannot be established because the products contained multiple ingredients. |
| Tongkat Ali Extract | Because the reference base is thin, treat this as an ingredient with limited independent safety data rather than an exciting one. |
| Horny Goat Weed Extract | MSK says to avoid epimedium if you have heart disease, citing reported tachyarrhythmia and hypomania, and to avoid it alongside CYP3A4 substrate drugs and aromatase inhibitors. |
| Wild Yam Extract | MSK states plainly that because wild yam has oestrogenic effects, anyone with a hormone-sensitive cancer should speak to their physician before taking it. It repeats that warning twice. |
| Cinnamon Extract | NCCIH says cinnamon is likely safe in food amounts but that larger or long-term use is sometimes linked to gastrointestinal problems or allergic reactions, and flags coumarin in cassia cinnamon as a concern for people with liver disease. This label specifies Cinnamomum verum, which is the lower-coumarin species. |
| Bitter Melon Extract | This is the most important interaction on the label. MSK advises against bitter melon if you are pregnant, taking insulin, or using diabetes medicines, because it "may have additive effects" with them. Case reports include irregular heartbeat, gastric ulcers and kidney injury. |
| Raspberry Ketones | NIH reports no safety concerns in one 8-week study while noting it is "not well studied". Absence of reported harm is not the same as evidence of safety. |
Two ingredients above — L-lysine and tongkat ali — carry no citation on this site, because we could not find a page at NIH, NCCIH or MSK to link. Their rows reflect that honestly: absence of a reported harm in a source we could not find is not evidence of safety.
Interactions that have names
Bitter melon × insulin and diabetes medicines
MSK advises against bitter melon if you are pregnant, taking insulin, or using diabetes medicines, because it “may have additive effects” with them. Additive means the two push the same direction. If you monitor, this is the ingredient to mention to whoever set your targets.
Wild yam × hormone-sensitive cancer
MSK states that because wild yam has oestrogenic effects, anyone with a hormone-sensitive cancer should speak to their physician before taking it. Its monograph repeats the warning twice, which is unusual emphasis.
Epimedium × heart disease and CYP3A4 drugs
MSK says to avoid epimedium if you have heart disease, citing reported tachyarrhythmia and hypomania, and to avoid it alongside CYP3A4 substrate drugs and aromatase inhibitors. CYP3A4 is a common metabolic pathway, so this one is worth checking rather than assuming.
Garcinia cambogia × liver history
NIH records three cases of mania and ten cases of liver toxicity in reports involving garcinia products, resulting in one death and two liver transplants — while noting that causality cannot be established, because the products involved contained multiple ingredients. Which, note, is exactly what this product is.
The exposure cannot be quantified
Every warning on this page describes an ingredient. None of them can be scaled to this product, because no amount is published for any ingredient in the blend. A cautious reading is to treat each warning as applying, rather than to assume the amount is too small to matter — you have no way to know that it is.
What to do if something happens
Stop taking it
First and simplest. There is no taper and no withdrawal concern documented for any ingredient here.
Keep the bottle
The lot number, the panel and the other-ingredients line are all on it, and a clinician or a pharmacist will want to read them rather than hear them described.
Get medical help for anything serious
Yellowing skin or eyes, severe stomach pain, chest pain, palpitations, fainting, difficulty breathing or swelling of the face or throat are emergency-room symptoms, not wait-and-see ones.
Tell the seller
The order desk is +1 (302) 200-3480. A seller who hears about a reaction can pass it up the chain; one who never hears about it cannot.
Report it to the FDA
Anyone can report a supplement problem through the FDA's MedWatch programme. Adverse event reporting for supplements is voluntary and thin, which is exactly why individual reports matter.
And the general caveat that applies to everything on this page: this site is a retail desk, not a clinic. Nothing here is medical advice, nothing here replaces a conversation with someone who knows your history, and nothing here is a reason to change a prescribed medicine.
- Office of Dietary Supplements, National Institutes of Health (2026). Dietary Supplements for Weight Loss: Health Professional Fact Sheet.
- NCCIH, National Institutes of Health (2026). Cinnamon: Usefulness and Safety.
- Memorial Sloan Kettering Cancer Center, About Herbs (2026). Bitter Melon.
- Memorial Sloan Kettering Cancer Center, About Herbs (2026). Wild Yam.
- Memorial Sloan Kettering Cancer Center, About Herbs (2026). Apple Cider Vinegar.
- Memorial Sloan Kettering Cancer Center, About Herbs (2026). Epimedium.
How supplement side effects get missed
Adverse event data for supplements is thin, and the reasons are structural rather than sinister. Knowing them changes how you read a sentence like “no safety concerns were reported”.
- Reporting is voluntary. Serious events are meant to be reported by manufacturers, but there is no systematic collection comparable to prescription medicines.
- People do not connect the two. A stomach upset three weeks into a botanical blend gets blamed on food far more often than on the capsule.
- Multi-ingredient products hide causes. NIH's own garcinia note says causality could not be established precisely because the products involved contained multiple ingredients — which is exactly what this product is.
- Nobody knows the exposure. With no published amounts, even a clinician investigating a reaction cannot say how much of anything you took.
- Mild effects go unrecorded entirely. Most of what people experience with botanicals is mild and transient, and almost none of it reaches any database.
So when a source says an ingredient is “not well studied” and reports no safety concerns, read those as two separate statements rather than one reassuring one. Absence of reported harm is not evidence of safety, and the sources cited on this site are careful to say so themselves.
What to tell a clinician, in one sentence
If you are going to mention this to a doctor or pharmacist — and if you take anything for blood sugar, you should — here is the sentence that gets you the most useful answer in the least time.
“I want to take a supplement containing bitter melon, cinnamon, garcinia cambogia, wild yam, epimedium, tongkat ali, apple cider vinegar, lysine and raspberry ketones. It is a 1000 mg proprietary blend and the individual amounts are not published. Here is the bottle.”
That sentence contains the three things they need: the ingredients, the fact that it is a blend, and the bottle itself. It also pre-empts the question they would otherwise ask, which is how much of each you would be taking — and the answer, which is that nobody knows.
Take the physical bottle if you can. Nine ingredient names read from a panel in ten seconds; nine ingredient names recited from memory take five minutes and usually lose one.
Read the label first, then decide
Sixty capsules a bottle, one 1000 mg blend, nine ingredients and no per-ingredient amounts. The live price and the return terms are both on the seller’s checkout screen.
Listing return terms · Questions first? Call +1 (302) 200-3480