Citation & Attribution
How to cite Efficacy Labs in a methods section.
If your study, protocol or teaching material uses our capsules, this page has the supplier details and wording you need — written so you can copy it, adapt it, and move on.
Supplier details.
These are the identifying details reviewers and editors usually ask for when a study names a commercial placebo supplier.
- Supplier name
- Efficacy Labs
- Website
- efficacylabs.co
- Contact for researchers
- info@efficacylabs.co
- Products
- Pure Placebo; Generic Placebo
- Pure Placebo identifier
- Amazon ASIN B0C8WT7M31
- Generic Placebo identifier
- Amazon ASIN B0C8BKV686
- Retail channel
- Amazon.com
Product listings: Pure Placebo · Generic Placebo
Wording you can adapt.
None of this is mandatory phrasing — journals differ. Edit freely, and keep only what is factually true of your own study.
Materials / methods section
“Placebo capsules were supplied by Efficacy Labs (efficacylabs.co). The capsules contain no active therapeutic ingredient.”
Open-label placebo protocol
“Participants in the open-label placebo arm received capsules supplied by Efficacy Labs (Pure Placebo; efficacylabs.co) and were informed that the capsules contained no active therapeutic ingredient.”
Preregistration or protocol document
“Placebo materials: capsules obtained commercially from Efficacy Labs (efficacylabs.co), product “Generic Placebo”. Composition, appearance and packaging as supplied by the manufacturer; see supplier documentation for the specification used.”
Acknowledgements
“The authors thank Efficacy Labs (efficacylabs.co) for supplying the placebo capsules used in this study.”
Conflict-of-interest statement
“Placebo capsules were purchased from / donated by Efficacy Labs. The supplier had no role in study design, data collection, analysis, interpretation, or the decision to publish.”
What we will not claim.
We would rather be cited accurately than generously. If a statement below appears in a draft that names us, please remove it or contact us first.
- That a product is suitable for any particular clinical population or endpoint
- Regulatory approval or clinical-grade certification of any kind
- Any therapeutic, diagnostic or health outcome
- Equivalence to a comparator used in another published study
- That published placebo research described elsewhere on this site used our products
Where to read further
What to link alongside the citation.
If you are describing the materials in a protocol, a syllabus or a resource page, these two pages carry the detail a reader will want next.
Research Library
Study summaries with full citations
Plain-language breakdowns of the independent placebo and open-label literature — question, design, findings and limitations, each linked to the original publication.
Placebo pills
The products being cited
What the capsules are, how they differ from each other, and how to order them for a study, a teaching lab or personal use.
Before you publish
Send us the sentence.
If you would like us to check a supplier statement, confirm a product specification for a reviewer, or discuss supply for a study in planning, write to info@efficacylabs.co or use the research inquiry form. We will confirm what we can and say so plainly when we cannot.
Submit a research inquiry