Gluco Guardian
En vente sur le marché américain (selon le DSLD)
JayLab Pro, food supplement from the US market
Gluco Guardian (JayLab Pro), a food supplement au code-barres 854389007088, is described by its US market label, recorded on 22 August 2025. If sold in France, it would be subject to 2 points of French or European regulation, detailed below. The formula sold in Europe under the same name may differ.
Official label, entered on 22 August 2025. Dietary Supplement Label Database (DSLD), US National Institutes of Health: current and off-market labels, retrieved 27 October 2026.
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (CC0); US market labels.
Displayed label: Official label. Labels on the market are prioritised, followed by the most recent for the same status.
If this product were sold in France
- Dose déclarée au-delà d'une limite
Chrome: up to 76 µg a day according to the label (at most 1 serving a day), above the maximum dose of 25 µg set in France for a food supplement (2006 Order, not revised since November 2006).
Source: French orders of 9 May 2006 and 14 November 2006 as published in the Official Journal (maximum daily doses), arrêté du 9 mai 2006, annexe III.
- Conditions légales
Juniperus communis L.: L'étiquetage doit comporter un avertissement recommandant de ne pas utiliser en cas d'insuffisance rénale et un avertissement recommandant de ne pas utiliser de manière prolongée (maximum 6 semaines)
Source: French orders of 9 May 2006 (nutrients), 24 June 2014 (plants) and 26 September 2016 (other substances), consolidated LEGI collection, arrêté du 24 juin 2014, annexe I.
A daily dose is calculated only if the label gives the maximum number of servings and a unit of mass (or international units for vitamin D). Quantities come from the label, not an analysis. In the United States, the label presents this product as a ‘dietary supplement’; in France, a product of this type may belong to another category (a sports powder, for example), and maximum food supplement doses do not apply to it.
Label composition
- Brand
- JayLab Pro
- Barcode
- 854389007088
- Form
- Capsule
- One serving
- 1 capsule
- Servings
- up to 1 serving per day
- Other ingredients (in English, as written)
- Cellulose, Microcrystalline Cellulose, Olive Oil
| Ingredient (as written, in English) | Category | Per serving |
|---|---|---|
| Vitamin C | Vitamin | 50 mg |
| Vitamin E | Vitamin | 15 mg |
| Biotin | Vitamin | 300 µg |
| Magnesium | Mineral | 125 mg |
| Zinc | Mineral | 7.5 mg |
| Manganese | Mineral | 1 mg |
| Chromium | Mineral | 76 µg |
| Proprietary Blend | Blend | 207.7 mg |
| Bitter Melon Fruit Extract (Momordica charantia) | Plant | not stated |
| Cinnamon | Plant | not stated |
| Deglycyrrhizinated Licorice Root Extract | Plant | not stated |
| Guggul, Powder (Commiphora mukul) | Plant | not stated |
| Gymnema sylvestre, Powder (Gymnema sylvestre) | Plant | not stated |
| Alpha-Lipoic Acid | Other substance | not stated |
| Banaba Leaf Extract (Lagerstroemia speciosa) | Plant | not stated |
| Juniper, Powder (Juniperus communis) | Plant | not stated |
| Taurine | Other substance | not stated |
| White Mulberry Leaf Extract (Morus alba) | Plant | not stated |
| Yarrow, Powder (Achillea millefolium) | Plant | not stated |
| Cayenne Pepper, Powder (Capsicum annuum) | Plant | not stated |
| Vanadyl Sulfate | Mineral | not stated |
Dietary Supplement Label Database (DSLD), US National Institutes of Health: current and off-market labels, retrieved 27 October 2026.
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (CC0); US market labels.
Other versions of this label
The differences below describe each other version relative to the label shown on this page. They concern active ingredient rows and quantities per serving as written. Missing quantities are not estimated and different units are not converted. Dates refer to entry into DSLD, not necessarily to a formula change.
Official label: Gluco Guardian
Entered into DSLD on 22 May 2021. Retirée du marché américain le 12 May 2025 (selon le DSLD).- Active ingredient added : Banaba (quantity not stated)
- Active ingredient added : Bitter Melon (quantity not stated)
- Active ingredient added : Cayenne (quantity not stated)
- Active ingredient added : Guggul (quantity not stated)
- Active ingredient added : Gymnema (quantity not stated)
- Active ingredient added : Juniper (quantity not stated)
- Active ingredient added : Licorice (quantity not stated)
- Active ingredient added : L-Taurine (quantity not stated)
- Active ingredient added : Vanadium (quantity not stated)
- Active ingredient added : White Mulberry (quantity not stated)
- Active ingredient added : Yarrow (quantity not stated)
- Active ingredient removed : Banaba Leaf Extract (quantity not stated)
- Active ingredient removed : Bitter Melon Fruit Extract (quantity not stated)
- Active ingredient removed : Cayenne Pepper, Powder (quantity not stated)
- Active ingredient removed : Deglycyrrhizinated Licorice Root Extract (quantity not stated)
- Active ingredient removed : Guggul, Powder (quantity not stated)
- Active ingredient removed : Gymnema sylvestre, Powder (quantity not stated)
- Active ingredient removed : Juniper, Powder (quantity not stated)
- Active ingredient removed : Taurine (quantity not stated)
- Active ingredient removed : Vanadyl Sulfate (quantity not stated)
- Active ingredient removed : White Mulberry Leaf Extract (quantity not stated)
- Active ingredient removed : Yarrow, Powder (quantity not stated)
- Different unit, without conversion : Proprietary Blend: quantity not stated in this version; 207.7 mg on the displayed label
Official label: Gluco Guardian
Entered into DSLD on 22 May 2020. Retirée du marché américain le 23 April 2021 (selon le DSLD).- Active ingredient added : Banaba (25 mg)
- Active ingredient added : Bitter Melon (50 mg)
- Active ingredient added : Cayenne (10 mg)
- Active ingredient added : Cinnamon bark powder (50 mg)
- Active ingredient added : Guggul (50 mg)
- Active ingredient added : Gymnema sylvestre herb powder (50 mg)
- Active ingredient added : Juniper berries herb powder (25 mg)
- Active ingredient added : Licorice extract (50 mg)
- Active ingredient added : L-Taurine (25 mg)
- Active ingredient added : Vanadium (200 mcg)
- Active ingredient added : White Mulberry leaf herb powder (25 mg)
- Active ingredient added : Yarrow flowers herb powder (25 mg)
- Active ingredient removed : Banaba Leaf Extract (quantity not stated)
- Active ingredient removed : Bitter Melon Fruit Extract (quantity not stated)
- Active ingredient removed : Cayenne Pepper, Powder (quantity not stated)
- Active ingredient removed : Cinnamon (quantity not stated)
- Active ingredient removed : Deglycyrrhizinated Licorice Root Extract (quantity not stated)
- Active ingredient removed : Guggul, Powder (quantity not stated)
- Active ingredient removed : Gymnema sylvestre, Powder (quantity not stated)
- Active ingredient removed : Juniper, Powder (quantity not stated)
- Active ingredient removed : Proprietary Blend (207.7 mg)
- Active ingredient removed : Taurine (quantity not stated)
- Active ingredient removed : Vanadyl Sulfate (quantity not stated)
- Active ingredient removed : White Mulberry Leaf Extract (quantity not stated)
- Active ingredient removed : Yarrow, Powder (quantity not stated)
- Different unit, without conversion : Alpha Lipoic Acid: 30 mg in this version; quantity not stated on the displayed label
- Different unit, without conversion : Vitamin E: 15 IU in this version; 15 mg on the displayed label
Source
This information reproduces the US label recorded by the US National Institutes of Health (NIH). It does not say whether the product is effective and does not replace advice from a doctor or pharmacist, particularly during pregnancy or when taking medication.
List declared on (register: Dietary Supplement Label Database (DSLD), US National Institutes of Health: current and off-market labels).
Has the product changed? Photograph the packaging.
Brand : JayLab Pro