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Diabetes medicine and herbal supplements: what to flag
Diabetes medicine and herbal supplements can both lower blood sugar, so the effects may add up. Tell your prescriber about every capsule. The Reviralis Complete label prints chromium at 12 mcg and hides the amounts of cinnamon bark extract, bilberry, olive leaf and vanadyl sulfate inside a 661 mg blend, so none of their doses can be counted.
Written by the Goreviralis label deskUpdated · 5 min read
The basics01
Can herbal supplements change how diabetes medicine works?
They can, mostly by lowering blood sugar a little more than the plan expects.
Picture a man whose glucose log has run steady for a year. He starts a capsule that holds several plants said to affect blood sugar. His dose of medicine has not changed, but his mornings now run low. Nobody planned that, because nobody knew.
That is the risk with a layered stack: each part is small, and the sum is unknown. The Reviralis label tells readers who take prescription medicine to consult a provider first. It does not mention diabetes, and no source tested the product itself.
Keep taking diabetes medicine exactly as prescribed. Do not change an insulin or tablet dose on your own because of a supplement.
On the label02
Which Reviralis lines touch blood sugar?
Five lines come up in drug references: chromium, cassia cinnamon, bilberry, olive leaf and vanadyl sulfate.
| Line | Printed amount | What the reference says |
|---|---|---|
| Chromium | 12 mcg | Benefit as a supplement is unproven (NIH ODS, Chromium) |
| Cinnamon bark extract (13th) | Not printed (at most 50.85 mg) | Cassia carries coumarin; blood sugar results are mixed (NCCIH, Cinnamon) |
| Bilberry fruit extract (8th) | Not printed (at most 82.62 mg) | May lower blood sugar |
| Olive leaf powder (12th) | Not printed (at most 55.08 mg) | May lower blood sugar |
| Vanadyl sulfate (17th) | Not printed (at most 38.88 mg) | Vanadium has an upper limit of 1.8 mg |
The label says nothing about blood sugar. These are readings of reference pages, not claims about the capsule.
The blend math03
How much vanadium could the blend hold?
At its extreme ceiling, vanadyl sulfate could carry more vanadium than the adult upper limit, though the label does not say it does.
Blend names run from most to least by weight, so the 17th of 18 names in 661 mg can hold at most 661 divided by 17, which is 38.88 mg. About 31 percent of vanadyl sulfate is vanadium. At the ceiling, that is roughly 12 mg of vanadium per serving, against a 1.8 mg limit for adults (National Academies, trace-element DRIs).
The real amount is likely lower. A 17th name sits near the bottom of the list, so the honest range runs from near zero up to that ceiling.
The chart below shows how the 661 mg is shared out.
661 mgone proprietary blend per serving of 2 capsules, 18 names, no single amounts
Proprietary Blend 661 mg · 18 names · no single amounts- 1. DMAE bitartrate36.72 to 661 mg
- 2. L-glutamineup to 330.5 mg
- 3. Glutamic acidup to 220.33 mg
- 4. Green tea leaf extractup to 165.25 mg
- 5. Bacopa monnieri extractup to 132.2 mg
- 6. Inositolup to 110.17 mg
- 7. N-acetyl L-tyrosineup to 94.43 mg
- 8. Bilberry fruit extractup to 82.62 mg
- 9. GABAup to 73.44 mg
- 10. Grape seed extractup to 66.1 mg
- 11. Grapefruit seed extractup to 60.09 mg
- 12. Olive leaf powderup to 55.08 mg
- 13. Cinnamon bark extractup to 50.85 mg
- 14. Licorice root extractup to 47.21 mg
- 15. Boron (citrate)up to 44.07 mg
- 16. DHAup to 41.31 mg
- 17. Vanadyl sulfateup to 38.88 mg
- 18. Phosphatidylserineup to 36.72 mg
Bars are drawn on a 0 to 661 mg scale. Each orange band shows the widest range the label order allows for that name (21 CFR 101.36); the real split is not printed.
Reviralis: from $49 a bottle60 capsules a bottle · 2, 3 or 6 bottles · free US shipping on 3 and 6 · 60-day money-back guarantee
See packsAt the visit04
What should you tell your diabetes team?
Name the capsule, show the panel and ask what to watch for.
- Bring the Supplement Facts panel and say the blend amounts are hidden.
- Ask whether to check glucose more often for the first weeks.
- Ask which low-sugar signs matter for your medicine: shakiness, sweating, hunger, a pounding heart or confusion.
See the medicine check page and the chromium evidence post.
Safety05
When is a low blood sugar an emergency?
Call 911 for a seizure, passing out, or confusion that does not clear after sugar.
The label is not for anyone under 18 and warns readers with a history of seizures or a medical condition to ask a provider first. Pregnant or nursing readers should do the same. Read the side effects page and the Supplement Facts page before you decide.
FAQ06
Reviralis questions people ask
Does chromium lower blood sugar?
Trial results are mixed, and NIH says the benefit of chromium supplements is unproven. The Reviralis label prints 12 mcg, below the adequate intake of 25 to 35 mcg. If you take diabetes medicine, still tell your prescriber about it.
Does cinnamon matter with diabetes medicine?
Cinnamon results for blood sugar are mixed, and cassia holds coumarin. The Reviralis blend names cinnamon bark extract with no amount and does not say which type. Ask your pharmacist whether it matters with your medicine.
Can a supplement cause low blood sugar?
A supplement can add to a medicine that already lowers blood sugar, so low readings are possible. Several Reviralis blend names are listed in drug references as able to lower it. Watch for shakiness, sweating and confusion, and tell your clinician.
Should I stop diabetes medicine for a herbal capsule?
No. Keep taking prescribed medicine as directed. A capsule is not a substitute, and no source shows that Reviralis or its names manage diabetes. Ask your prescriber before adding anything.
Who wrote this07
Written and reviewed by
Pages built from the label, the sales page and linked NIH, CDC, FDA, FTC, Mayo Clinic and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is the information site for a U.S. stocking partner for Reviralis. It is not the manufacturer or the distributor named on the label. We earn money when you buy through our order links.
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