# Collagen's dirty secret — and its clean future

- Institution: TED
- Department: TED Countdown Dilemma Series: Food
- Speaker: Fei Luo
- Year: 2024
- Level: For everyone
- Language: English
- Subjects: Medicine and health, Earth and environment
- Source: [TED](https://www.ted.com/talks/fei_luo_collagen_s_dirty_secret_and_its_clean_future)
- Licence: [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/) (Non-commercial use only, and no changed versions.)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

From cosmetics to nutrition, collagen is seemingly everywhere — but we don't often discuss its ethically questionable sources, says chemical engineer Fei Luo. She delves into the groundbreaking technology that uses genetically modified yeast to brew animal-free collagen, a process that could pave the way for a functional, tasty and harm-free future for this crucial protein.

## Lectures

1. [Collagen's dirty secret — and its clean future](https://invisiblenetwork.ai/learn/ted/fei_luo_collagen_s_dirty_secret_and_its_clean_future/08303199fffb), 7 min (TED's player)