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Corium 21 Skin Tools

io.github.jessejohnsohn/corium21 · v1.0.0

Decode skincare ingredient labels (1% line, % ranges, what each does) and get US dry skin forecasts.

Connect Remote server

Terminal
claude mcp add --transport http corium21 https://mcp.corium21.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "corium21": {
      "url": "https://mcp.corium21.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "corium21": {
      "type": "http",
      "url": "https://mcp.corium21.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://mcp.corium21.com/mcp

Tools 3 found in our last check

  • decode_ingredient_label

    Estimate what's really in a lotion, cream, balm or serum from its printed ingredient list (INCI). Finds the likely '1% line' (ingredients above it must be listed by amount under US FDA 21 CFR 701.3 and EU rules), gives a rough percentage range for each ingredient above the line,…

  • explain_ingredient

    Say what a single cosmetic ingredient does in a moisturizer (humectant, emollient, occlusive, preservative and so on), its typical use level, common alternative names, and any notes for sensitive skin. Covers 233 common moisturizer ingredients by INCI or common name, and makes a…

  • dry_skin_forecast

    7-day dry skin outlook for a US ZIP code or US latitude/longitude. Estimates how dry indoor air will get once the heat is on (outdoor dew point heated to 70°F), rates each day Low, Moderate, High or Very high, and gives a simple skin-care tip for each level. Uses the US National…

Details

Endpointhttps://mcp.corium21.com/mcp (Streamable HTTP)
First published29 Oct 2026
Last updated29 Oct 2026
Registry nameio.github.jessejohnsohn/corium21

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