PlainVitamins

GlucoSynergy

by DaVinci Laboratories · capsule · 60 capsules

  • On the market (NIH)
  • UPC 0 26664 22626 6
  • DSLD label 303957
  • Serving 1 capsule
  • 60 servings

GlucoSynergy by DaVinci Laboratories lists 10 ingredients, 10 with an amount per serving of 1 capsule, such as 200 mcg of chromium, 200 mg of gymnema sylvestre leaf extract, 125 mg of cinnulin PF and 100 mg of alpha-lipoic acid. Its current label entered the NIH Dietary Supplement Label Database on December 14, 2023.

What is in GlucoSynergy?

Each row as the label prints it, per serving of 1 capsule. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

GlucoSynergy: Supplement Facts rows against the market (DSLD label 303957, January 2026 release)
IngredientAmount% DVAmong products listing it
Chromiumas ChromeMateChromeMate brand niacin-bound chromium200 mcg571%Chromium in GlucoSynergy against 7,825 products200 mcg per serving; the middle half of products list 45 mcg to 200 mcg, the median 100 mcg.DV 35 mcg200 mcg

Higher than 72% of 7,825 products listing chromium (median 100 mcg). Per day at the most servings: 600 mcg.

Gymnema sylvestre Leaf Extract200 mgGymnema in GlucoSynergy against 444 products200 mg per serving; the middle half of products list 67 mg to 323.33 mg, the median 200 mg.200 mg

39% of 444 products listing gymnema give more (median 200 mg). Per day at the most servings: 600 mg.

Gymnemic Acid50 mg
Cinnulin PFas Cinnamon extract125 mgCinnamon in GlucoSynergy against 601 products125 mg per serving; the middle half of products list 50 mg to 500 mg, the median 200 mg.125 mg

57% of 601 products listing cinnamon give more (median 200 mg). Per day at the most servings: 375 mg.

Alpha-Lipoic Acid100 mgAlpha Lipoic Acid in GlucoSynergy against 2,407 products100 mg per serving; the middle half of products list 25 mg to 150 mg, the median 50 mg.100 mg

Higher than 56% of 2,407 products listing alpha lipoic acid (median 50 mg). Per day at the most servings: 300 mg.

Bitter Melon Extract80 mgBitter Melon in GlucoSynergy against 273 products80 mg per serving; the middle half of products list 50 mg to 450 mg, the median 125 mg.80 mg

63% of 273 products listing bitter melon give more (median 125 mg). Per day at the most servings: 240 mg.

Charantin0.4 mg
Banaba Leaf Extract50 mgBanaba in GlucoSynergy against 241 products50 mg per serving; the middle half of products list 16 mg to 80 mg, the median 25 mg.50 mg

Higher than 61% of 241 products listing banaba (median 25 mg). Per day at the most servings: 150 mg.

Corosolic Acid0.5 mg
Vanadyl Sulfate5 mg

The label names the compound (Vanadyl Sulfate); its amount is likely the compound's weight, not the vanadium it holds, so it is not placed among other products.

Source: NIH ODS Dietary Supplement Label Database, label 303957 (entered December 14, 2023), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records 1 to 3 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

The products whose ingredient lists overlap most with GlucoSynergy's, rare ingredients counting for more.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested use: As a dietary supplement, take 1 capsule with a meal, 1-3 times daily, or as directed by your healthcare practitioner.
Warnings
Warning: This product should only be used with careful monitoring of blood sugar levels and in consultation with your healthcare practitioner.
If pregnant or nursing consult your healthcare practitioner before taking this product.
Keep out of reach of children.
To obtain product information or report a serious adverse event, call 1-800-325-1776.
Allergens and what it does not contain
Gluten free
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 303957.

What else is on the label?

Other ingredients: Hypromellose, Microcrystalline Cellulose, Leucine.

How many labels does GlucoSynergy have?

2 labels are on file under this name since June 22, 2023: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 303957 (current) Entered December 14, 2023 · on the market · 60 capsules · UPC 0 26664 22626 6
  2. Label 287872 Entered June 22, 2023 · off the market October 1, 2022 · 60 capsules · UPC 0 26664 22626 6

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names DaVinci Laboratories a division of FoodScience LLC (distributor), Williston, VT. All DaVinci Laboratories products.

Where next?