citedhealth-mcp

MCP server for CITED Health — query evidence-based supplement data directly from Claude, Cursor, and Windsurf. Ask your AI assistant about ingredient evidence grades, health conditions, PubMed papers, glossary terms, and educational guides backed by peer-reviewed research.

Browse the evidence at citedhealth.com — 6 health domains covering 188 ingredients, 84 conditions, 323 evidence links, and 6,197 PubMed papers.

<p align="center"> <a href="https://agentgif.com/kwnGatGH"><img src="https://media.agentgif.com/kwnGatGH.gif" alt="citedhealth-mcp demo — MCP server for evidence-based supplement research data in Claude, Cursor, and Windsurf" width="800"></a> </p>

Table of Contents

• Install
• Configure
  • Claude Desktop
  • Cursor
  • Windsurf
• Available Tools
• Example Conversations
• Evidence Grades
• Environment Variables
• Also Available
• License

Install

pip install citedhealth-mcp

Or with uvx (no install needed):

uvx citedhealth-mcp

Configure

Claude Desktop

Edit ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "citedhealth": {
      "command": "uvx",
      "args": ["citedhealth-mcp"]
    }
  }
}

Or if installed with pip:

{
  "mcpServers": {
    "citedhealth": {
      "command": "citedhealth-mcp"
    }
  }
}

To query a specific CITED Health site (e.g. HairCited for hair health):

{
  "mcpServers": {
    "citedhealth": {
      "command": "uvx",
      "args": ["citedhealth-mcp"],
      "env": {
        "CITEDHEALTH_BASE_URL": "https://haircited.com"
      }
    }
  }
}

Cursor

Edit ~/.cursor/mcp.json:

{
  "mcpServers": {
    "citedhealth": {
      "command": "uvx",
      "args": ["citedhealth-mcp"]
    }
  }
}

Windsurf

Edit ~/.codeium/windsurf/mcp_config.json:

{
  "mcpServers": {
    "citedhealth": {
      "command": "uvx",
      "args": ["citedhealth-mcp"]
    }
  }
}

Available Tools

Tool	Description
search_ingredients	Search supplement ingredients by name or category
get_ingredient	Get detailed info: mechanism, dosage, forms
search_evidence	Look up the evidence grade for an ingredient-condition pair
get_evidence	Get a specific evidence link by ID
search_papers	Search PubMed-indexed papers by title or year
get_paper	Get full paper details by PubMed ID
list_conditions	List health conditions, optionally filtered by featured status
get_condition	Get condition details: description, prevalence, symptoms, risk factors
list_glossary	List glossary terms, optionally filtered by category
get_glossary_term	Get full glossary term definition
list_guides	List educational health guides, optionally filtered by category
get_guide	Get full guide content by slug

Example Conversations

Once configured, ask your AI assistant:

• "What is the evidence for biotin and hair loss?"
• "Search for melatonin supplements and sleep research"
• "Find PubMed papers about ashwagandha and anxiety from 2023"
• "What ingredients are in the vitamins category?"
• "Get details about PMID 12345678"
• "What health conditions does CITED Health cover?"
• "Tell me about the condition 'insomnia' — symptoms and risk factors"
• "List all glossary terms in the research category"
• "What does 'double-blind' mean in clinical research?"
• "Show me guides about hair health"
• "Get the full guide on biotin for hair growth"

The server will call the CITED Health API and return structured evidence grades, study counts, paper metadata, condition details, glossary definitions, and guide content.

Evidence Grades

CITED Health uses an A-F grading system based on the quality and consistency of peer-reviewed evidence:

Grade	Label	Criteria
A	Strong Evidence	Multiple RCTs/meta-analyses, consistent positive results
B	Good Evidence	Some RCTs or strong observational studies
C	Mixed Evidence	Conflicting results or limited study quality
D	Weak Evidence	Mostly observational, small sample sizes
F	No Evidence	No credible studies supporting the claim

Environment Variables

Variable	Default	Description
CITEDHEALTH_BASE_URL	https://citedhealth.com	Override API base URL to query a specific CITED Health site

Available Sites

Set CITEDHEALTH_BASE_URL to query data from any of the 6 CITED Health domains:

Site	URL	Focus
CITED Health (hub)	https://citedhealth.com	All ingredients and conditions
HairCited	https://haircited.com	Hair loss, thinning, growth
SleepCited	https://sleepcited.com	Insomnia, sleep quality, circadian rhythm
GutCited	https://gutcited.com	Gut health, digestion, microbiome
ImmuneCited	https://immunecited.com	Immune function, inflammation
BrainCited	https://braincited.com	Cognitive function, memory, focus

Learn More About Evidence-Based Supplements

• Tools: Evidence Checker · Ingredient Browser · Paper Search
• Browse: Hair Health · Sleep Health · Gut Health · Immune Health · Brain Health
• Guides: Grading Methodology · Medical Disclaimer
• API: REST API Docs · OpenAPI Spec

Also Available

Platform	Install	Link
PyPI	pip install citedhealth	PyPI
npm	npm install citedhealth	npm
Go	go get github.com/citedhealth/citedhealth-go	pkg.go.dev
Rust	cargo add citedhealth	crates.io
Ruby	gem install citedhealth	RubyGems

Embed Widget

Embed CitedHealth widgets on any website with citedhealth-embed:

<script src="https://cdn.jsdelivr.net/npm/citedhealth-embed@1/dist/embed.min.js"></script>
<div data-citedhealth="entity" data-slug="example"></div>

Zero dependencies · Shadow DOM · 4 themes (light/dark/sepia/auto) · Widget docs

License

MIT License — see LICENSE for details.