AI Shelf Index · 2026 holiday shopping season
One A Day AI shopping shelf share
💊 Supplements · 🇺🇸 US · updated 12 Oct 2026
Standing
#29
Supplements · US
Shelf-share
0.5%
of US answers
Sentiment
75%
positive
No week-to-week change larger than the variation between readings.
Who's on the supplements shelf
Optimum Nutrition
8.3%
Thorne
6.4%
Nutricost
4.8%
Ritual
3.0%
Nature Made
2.8%
Transparent Labs
2.7%
The shoppers One A Day wins
The same answers, sliced by the shopper the question implies — where One A Day ranks best.
Where One A Day wins the journey
Its rank at each phase of the shopping journey — from first awareness to the moment of purchase.
Awareness
#4
4.3%
Research
—
not surfaced
Comparison
#35
0.1%
Validation
—
not surfaced
Purchase
—
not surfaced
Where the engines differ
What AI says about One A Day
Observed from the answers themselves — not a score.
Sentiment
75% positive · no negative mentions
Price framing
framed budget
100% budget
“50+: I'd look at an age-specific formula such as One A Day Men's 50+ or Centrum Silver Men 50+, rather than automatically taking a younger men's formula.”
ChatGPT
“One A Day Men's Complete Simple daily alternative A mainstream men's formula designed to provide a range of vitamins and minerals in a convenient daily tablet.”
ChatGPT
“One A Day +3 If your focus extends to physical fitness or targeted aging support, these compounds have the strongest clinical backing: ALLMAX Nutrition +1 Creatine Monohydrate: The most heavily researched sports suppl...”
Google AI Mode
Products AI names
The specific One A Day items the engines put in front of US shoppers.
Shelved alongside
Brands the engines recommend in the same answers as One A Day.
How to read this
Bar is how often that brand is recommended in the same answer as One A Day, relative to the rest.
Slingso Managed Outcomes
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Holiday Shopping 2026 · reading updated 11 Oct. An independent measurement by Slingso; not affiliated with One A Day.