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Supplement Check

io.github.GoodTurnStudio/supplementcheck · v1.2.0

Measured by MCP Station

Description written by the publisher, not verified

Supplement labels, doses against official upper limits, and a whole-stack check for overlaps.

Connect

claude mcp add --transport http supplementcheck https://goodturn-mcp.pages.dev/supplementcheck/mcp

{
  "mcpServers": {
    "supplementcheck": {
      "url": "https://goodturn-mcp.pages.dev/supplementcheck/mcp"
    }
  }
}

Tools as reported by the server

• get_supplement
  A supplement's label: amounts per serving, upper limit check, halal status and a buy link. For requests like "what's in Nature Made vitamin D3?", "is Centrum halal?", "how much melatonin is in OLLY Sleep?" or "is this supplement halal?" with a barcode. Give q (brand and product name) or barcode. Ret
• get_nutrient
  What a vitamin, mineral or popular supplement does, how much adults need or studies used, limits, cautions and food sources. For requests like "what does magnesium glycinate do?", "what is vitamin K for?", "how much vitamin D do I need?", "is ashwagandha safe?" or "what is creatine?". Covers vitamin
• check_dose
  Compare an amount of a vitamin or mineral with the adult RDA and upper limit. For requests like "is 5000 IU of vitamin D too much?", "is 500 mg of magnesium glycinate safe?", "is 10 mg of melatonin a lot?" or "is 300 mg of caffeine too much?". Handles IU, mcg, mg and g, including IU for vitamins A,
• check_stack
  Add up everything someone takes and check the daily totals against adult upper limits. For requests like "I take Centrum, vitamin D 5000 IU and zinc 50 mg, is that too much?" or "is it OK to take OLLY Sleep with extra melatonin?". Takes up to 6 items separated by semicolons: product names, barcodes,

Repository · Website · JSON · Text for agents · Registry updated 2026-09-28