Blog · Safety
Blood sugar support side effects: the watch list by label line
Blood sugar support side effects depend on the ingredient. The main risks are low glucose when a supplement is added to diabetes medicine, caffeine effects from guarana and green tea, and stomach upset. Payarmin's label prints no amounts for most lines, so report anything unusual to a doctor.
Written by the Payarmin meter deskUpdated · 4 min read

What side effects can blood sugar support supplements cause?
The most likely are caffeine effects, stomach upset and, with diabetes medicine, a low.
NCCIH warns that supplements can interact with prescription and over-the-counter medicines, and that natural does not mean safe (NCCIH, Using Dietary Supplements Wisely). The table lists what the sources say about six lines.
| Line | Watch for |
|---|---|
| Guarana (3rd) | Nausea, insomnia, racing heart (MSKCC, Guarana) |
| African mango (4th) | Gas, headache, poor sleep (MSKCC, Irvingia gabonensis (African mango)) |
| Green tea (7th) | Rare liver injury from extracts (NCCIH, Green Tea) |
| Gymnema (8th) | May add to diabetes drugs (Drugs.com, Gymnema monograph) |
| Chromium | May add to diabetes drugs (NIH ODS, Chromium) |
| Xylitol (base) | Dangerous to dogs (FDA, Paws Off Xylitol) |
Can blood sugar support supplements cause low blood sugar?
They can when added to insulin or a sulfonylurea, so know the signs of a low.
For many people a low is a reading under 70 mg/dL (NIDDK, Low Blood Glucose).
- Shaky or jitteryShaking hands, feeling nervous
- Tired or irritableSudden tiredness or a short temper
- Hungry, nauseousSudden strong hunger
- Dizzy, confusedTrouble thinking or speaking clearly
- Fast heartbeatPounding or racing pulse
15-15For many people with diabetes, a low is under 70 mg/dL. Have 15-20 g of fast carbohydrate (juice, glucose tablets), then recheck in 15 minutes.
Call 911For a low with fainting, a seizure or trouble swallowing safely. Do not give food or drink to someone who is unconscious.
Signs and steps from NIDDK (NIDDK, Low Blood Glucose). Insulin, sulfonylureas and meglitinides can cause lows; supplements may add to them (ADA, Vitamins & Supplements).
How much caffeine could the drops add?
Nobody can say, because the label prints no caffeine amount.
FDA cites 400 mg a day as the amount not generally linked to harm for most healthy adults (FDA, Caffeine: how much is too much?). Add the drops to your coffee count, not instead of it.

Payarmin: from $49 a bottle30 mL · 2, 3 or 6 bottles · free US shipping on 3 and 6 · 60-day results-or-refund guarantee
See packsWhen should you stop and call a doctor?
Stop and call a doctor for yellow skin, dark urine, a racing heartbeat, severe stomach pain or a low that does not clear.
Stop only the drops, never the prescription, unless your doctor says so.
Read the full side effects list, the medicine notes and the fit check. We know of no store listing; use the official checkout.
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FAQ01
Support side effects: quick answers
Does Payarmin cause jitters?
It might in caffeine-sensitive people, because guarana and green tea are on the label and no caffeine amount is printed (MSKCC, Guarana). If you feel shaky or sleepless, cut back to one dropper or stop and tell your doctor.
Can green tea extract hurt the liver?
Rarely. NCCIH reports uncommon liver injury, mostly from extracts in tablet or capsule form (NCCIH, Green Tea). Payarmin's green tea line is 7th of 22, at most 28.6 mg a serving. Watch for yellow skin or dark urine.
What should I do if my dog drinks Payarmin?
Call a vet or poison hotline right away. The base contains xylitol, which can cause a rapid, dangerous blood sugar drop in dogs within 10 to 60 minutes (FDA, Paws Off Xylitol). Keep the bottle out of reach.
Who wrote this02
Written and reviewed by
Pages built from the label, the sales page and linked NIH, FDA, CDC, FTC and peer-reviewed sources.
Last updated . Read our editorial standards, and the way we check reviews. This website is a U.S. retail partner for Payarmin, not the manufacturer or the label's distributor. Buying through our order links earns us money.
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