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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryHealthcareDrugstoreChâtel-St-DenisLe Joyau Vert, P.-A. Douady
Le Joyau Vert, P.-A. Douady Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Le Joyau Vert, P.-A. Douady specialises in promoting and distributing Chlorella, AFA Klamath and spirulina. It offers these microalgae and related products through an online shop.

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Offering

Products & services

Industry:DrugstoreOnline shop
✓ Offered4
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4.1/5

Le Joyau Vert, P.-A. Douady

Dietary supplements from microalgae
Chlorella, AFA Klamath and spirulina in various references, in particular Joyau Vert®, Florella®, AFA Klamath Blue Gem®, Spiraline® and Chlorella Z®.
Microalgae & health books
Books for sale around chlorella, algae and health, including Feu vert à la santé and Les algues: super-vertu curative pour le corps et l’esprit.
Order delivery
Delivery by La Poste in Switzerland, in Europe and the rest of the world, with shipping fees depending on weight, and shipping costs offered from CHF 300.- in Switzerland.
Secure payment
Payment by credit card MasterCard and VISA via Concardis, TWINT, Postfinance, and prepayment to a postal account or IBAN.
Trust & reputation

ranQ Trust Score of Le Joyau Vert, P.-A. Douady: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Le Joyau Vert, P.-A. Douady has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Le Joyau Vert, P.-A. Douady scores 78.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Le Joyau Vert, P.-A. Douady scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
Le Joyau Vert, P.-A. Douady scores 22.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Le Joyau Vert, P.-A. Douady reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Route des Pléiades 63
1618 Châtel-St-Denis

At a glance

Legal form
Sole proprietorship
UID
CHE-107.353.517
Founded
1992 · 34 years
Last commercial register change
September 15, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
67.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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