Which multivitamins brands does AI recommend?

In 2026, Centrum led with about 53% Share of AI across ChatGPT, Gemini, Perplexity and Amazon Rufus.

How is Share of AI for multivitamins measured?

Actowiz runs about 120 shopping prompts across four AI assistants, then measures brand presence and cited sources.

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Share of AI · Health

Share of AI Leaderboard — Multivitamins: which brands AI recommends

Name: Share of AI Leaderboard — Multivitamins ( 2026)
Creator: Actowiz Metrics

2026 · refreshed monthly · 120 prompts across 4 assistants

Brands ranked

AI assistants

53%

Leader's Share of AI

120

Prompts run

Monthly

Refresh

When shoppers ask an AI assistant "What's the best multivitamin?", only a few multivitamins brands make the shortlist. In 2026, across ChatGPT, Gemini, Perplexity and Amazon Rufus, Centrum led with about 53% Share of AI, followed by Revital H and HealthKart. The biggest driver was reddit fitness/supplement threads.

Share of AI leaderboard — Multivitamins

Real category brands · Share-of-AI figures are a sample preview and update monthly once live tracking is connected

#	Brand	ChatGPT	Gemini	Perplexity	Rufus	Share of AI	Trend
1	Centrum	●	●	●	●	53%	▲ 1
2	Revital H	●	●	●	●	48%	▲ 3
3	HealthKart	●	●	◐	●	42%	▼ 1
4	TrueBasics	●	●	●	◐	39%	▬
5	Zingavita	◐	●	●	◐	36%	▼ 2
6	Neuherbs	◐	◐	◐	◐	27%	▲ 1
7	Carbamide Forte	◐	◐	◐	◐	20%	▼ 1
8	Fast&Up	◐	○	◐	○	13%	NEW

● frequently ◐ sometimes ○ absent

What the assistants cite

The sources AI leans on when recommending multivitamins — where Share of AI is won or lost.

Reddit fitness/supplement threads

27%

Brand product pages

21%

YouTube reviews

19%

Editorial "best of" roundups

18%

Marketplace reviews (Amazon/HealthKart)

16%

Movers this month

▲ Gaining

Centrum▲
Revital H▲
Neuherbs▲
Fast&Up▲

▼ Losing ground

HealthKart▼
Zingavita▼
Carbamide Forte▼

How to improve your Share of AI

Earn placements in the editorial roundups & expert content assistants cite.
Grow authentic reviews & community discussion — AI weighs consensus.
Keep your product pages clear & structured for accurate extraction.
Track monthly and watch which sources move the answer.

How this report is built

We run about 120 representative buying prompts for multivitamins across four assistants, measuring presence, prominence and cited sources — comparable across brands, tracked monthly.