"Using web fetch functionality or fetching data from the web" matching MCP connectors:

The adaptive health-messaging engine for apps and agents. Federally-sourced. Not medical advice.

Uphealth Signal turns federally-sourced (CDC/NIH/MedlinePlus) health facts, lists, and tips into agent-callable cued-stream tools. Every cue is provenance-backed, audience-safety-checked, and sequenced on the patient's last response, so your AI health agent never fabricates health content. Free sandbox (Display mode): no PHI, no BAA. Not medical advice.

Appendix turns any AI health conversation into a board-certified physician's opinion — with a real prescription when clinically appropriate. Search medical literature and submit a clinical encounter for review, all from your agent.

Search foods, compare nutrients, and look up the full USDA FoodData Central database.

Analyze biomarker panels with an MD-led clinical engine. Guideline-cited. Synthetic data only.

Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk.

Puerto Rico's hand-verified data layer: businesses, health deserts, FDA recalls, public record.

Query FDA data on drugs, food, devices, and recalls via openFDA. STDIO or Streamable HTTP.

UK NIHR (National Institute for Health and Care Research) open-data MCP.

Signed US food & grocery data: Kroger prices, nutrition, allergens, recalls, diet filters.

Hosted MCP server for solar vitamin D. Six public tools, no account needed: find a city, sun times and golden hour, the synthesis window for a day, the whole year of viable months at a latitude, whether right now is a good moment from live UV, and what a sun session produced. Four more read a signed-in user profile, cities and sun history over OAuth 2.1. Built on NOAA solar geometry, a Madronich clear-sky UV model with ozone, MED by Fitzpatrick skin type, and live Open-Meteo data.

Natural-language calorie lookup. Send '2 large eggs', get USDA-sourced nutrition data.

Book a Ukrainian-speaking vertebrologist in Chernivtsi, Ukraine: find slots and book for the user.

Read-only senior-care exit routes, duplicate-referral deadlines, and templates; no PII or sending.

Find and book across the Aurinia network (doctor, hostel, spa) via AI.

Query an independent, payment-blind reference of 1,682 dermacosmetic products — by product, ingredient, concern, category or brand. Neutral descriptive facts, every result links back to its reference page. No ratings, no paid placement.

Free calculators as MCP tools: finance, taxes, health, units, dates. Search, fetch & compute.

A free one-minute reset for people, delivered by AI, with no account or personal data.

Pay-per-call US healthcare data: hospital financials, prices, quality, exclusions, wages.

Resolve Japanese food names to nutrition facts. All 2,538 foods from Japan's official tables.