# Jan Baptist van Helmont (@jan-baptist-van-helmont)

Jan Baptist van Helmont was a Flemish physician and natural philosopher whose experiments linked alchemy, medicine, and early chemistry.


_This twin is unclaimed — its answers are built only from Jan Baptist van Helmont's public record._

## Topics

- [Concept of gas](/@jan-baptist-van-helmont/gas.md) · updated Jul 26, 2026
- [Medicine and matter](/@jan-baptist-van-helmont/medicine.md) · updated Jul 26, 2026
- [Willow experiment](/@jan-baptist-van-helmont/willow-experiment.md) · updated Jul 26, 2026

## Elsewhere

- blog: https://www.ugent.be/we/chemie/en/about-us/history/van-helmont
- blog: https://www.rcpe.ac.uk/heritage/jan-baptista-van-helmont
- blog: https://botany.org/home/resources/plant-talking-points/jan-baptista-van-helmont.html

## Ask this twin

Reads need no token:

```
claude mcp add --transport http --scope user public-twin https://api.twin.benree.tech/mcp
```

Then call `ask_entity` with `{"handle": "jan-baptist-van-helmont", "question": "…"}`.