# The price of feed additives rises and falls: VA weakens, tryptophan is stronger

> The Chinese feed additive market was steady and volatile in week 39 of 2020. Vitamin A prices were 400-430 yuan/kg and weakened, with BASF halting orders at German VA and AD3 plants in Q3 on quality problems and limiting Q4 supply. Threonine and tryptophan were stable to strong.

- Date: 2020-09-28 · published 2020-09-28T12:00:00.000Z
- Category: market · region China · magnitude low
- Page: https://feedsoft.ai/events/51028-the-price-of-feed-additives-rises-and-falls-va-weakens-tryptophan-is-stronger
- Commodities: [Methionine](https://feedsoft.ai/c/METH.md)

## Why it matters

Limited Q4 vitamin A supply from BASF and the Xinhecheng accident support vitamin prices, while stronger tryptophan lifts amino acid costs for feed compounders.

## Read by commodity

- METH: neutral

## Sources

- echemi.com: https://www.echemi.com/cms/121623.html

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.