Who owns Alka-Seltzer?
Alka-Seltzer is owned by Bayer (Germany, XETRA: BAYN).[1]
This ownership is reported in official statements but has not yet been matched to a regulatory filing.
Key facts
- Current owner
- Bayer AG reported
- Owned since
- Not recorded
- Previous owner
- None recorded
- Owner HQ
- 🇩🇪 Germany, Leverkusen
- Origin
- 🇺🇸 United States, Elkhart, Indiana
- Founded
- 1931
- Category
- Consumer health › Over-the-counter medicine › Digestive health
- Parent ticker
- XETRA: BAYN
- Last verified
- · 1 sources
About Alka-Seltzer
Alka-Seltzer is an effervescent tablet combining aspirin, sodium bicarbonate and citric acid, launched in 1931 after a newspaper editor noticed his staff took a similar mixture to avoid colds. Its plop-plop advertising jingle is among the most recognised in American media.
Ownership timeline of Alka-Seltzer
Where Alka-Seltzer sits in Bayer
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Bayer ownership tree →
Other brands owned by Bayer in consumer health
Latest news about Alka-Seltzer
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Frequently asked questions
Who is the parent company of Alka-Seltzer?
The parent company of Alka-Seltzer is Bayer, a publicly listed company headquartered in Germany.
Is Alka-Seltzer American or German?
Alka-Seltzer originated in the United States in 1931, but it is owned today by Bayer, which is headquartered in Germany. So Alka-Seltzer is an American-origin brand under German ownership.
Is Alka-Seltzer still owned by Bayer?
Yes. As of 6 September 2026, Alka-Seltzer is still owned by Bayer. The ownership record was last checked against primary sources on that date.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Bayer AG Annual Report 2025 — Bayer AG, Annual report, published 10 March 2026; retrieved 6 September 2026.
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