--- title: "One A Day: search popularity worldwide" description: "One A Day makes multivitamins, including prenatal vitamins. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/brands/one-a-day" publisher: "Brandwave" --- # One A Day: search popularity worldwide One A Day makes multivitamins, including prenatal vitamins. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Brand**: One A Day - **Market**: Global - **Measured month**: Sep 2026 - **Share of Search among prenatal vitamin brands**: 3.8% ## Where the brand sits | Competitive set | Rank | Share of Search | Estimated monthly branded searches | | --- | --- | --- | --- | | Prenatal vitamin brands | 8 | 3.8% | 18.1K | - [Prenatal vitamin brands](/demand/global-en/categories/prenatal-vitamin-brands) ## Top prenatal vitamin brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, One A Day was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. One A Day is the sixth most recommended of the 12. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Nature Made | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Thorne | 2nd | 2 of 3 | 0 of 2 | 2 of 5 | | Needed | 3rd | 1 of 3 | 1 of 2 | 2 of 5 | | Perelel | 4th | 1 of 3 | 1 of 2 | 2 of 5 | | Ritual | 5th | 1 of 3 | 1 of 2 | 2 of 5 | | One A Day | 6th | 1 of 3 | 0 of 2 | 1 of 5 | | New Chapter | 7th | 0 of 3 | 1 of 2 | 1 of 5 | | Elevit | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Pregnacare | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Centrum | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | FullWell | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Garden of Life | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about prenatal vitamin brands - Asked ChatGPT "Which prenatal vitamin brand should I take?": 1. Nature Made, 2. Thorne, 3. One A Day - Asked ChatGPT "What are the best prenatal vitamin brands?": 1. Nature Made, 2. Thorne, 3. Needed, 4. Ritual, 5. Perelel - Asked ChatGPT "What's the best prenatal vitamin brand for morning sickness?": 1. Nature Made - Searched Google, AI Overview "prenatal vitamins": 1. Nature Made - Searched Google, AI Overview "best prenatal vitamins": 1. Perelel, 2. Needed, 3. Ritual, 4. Nature Made, 5. New Chapter Not named in any answer: Elevit, Pregnacare, Centrum, FullWell and Garden of Life. Brands are listed in the order each answer named them. The answers were collected in the United States on October 22, 2026. ## How has branded search demand for One A Day changed worldwide over the last 12 months? - Across the 12 months ending September 2026, estimated monthly branded searches for One A Day worldwide rose from 14.8K to 18.1K. - Across the 12 months ending September 2026, One A Day’s share of searches among prenatal vitamin brands worldwide held steady, from 3.4% to 3.8%. ## How did search popularity change for prenatal vitamin brands worldwide in September 2026? - In September 2026, Needed gained share of searches among prenatal vitamin brands worldwide, from 5.7% to 6.9%. - Centrum’s share of searches among prenatal vitamin brands worldwide has gained ground for 3 months in a row, from 1.3% to 2.1% in September 2026. - Nature Made’s share of searches among prenatal vitamin brands worldwide has lost ground for 3 months in a row, from 17.9% to 10.4% in September 2026. - Thorne’s share of searches among prenatal vitamin brands worldwide has lost ground for 3 months in a row, from 5.4% to 4.6% in September 2026. - In September 2026, FullWell fell from 9th to 10th among prenatal vitamin brands worldwide. - In September 2026, Garden of Life fell from 10th to 11th among prenatal vitamin brands worldwide. ## Historical estimated branded-search demand | Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Prenatal vitamin brands | 14.8K | 3.4% | 8 | | Nov 2025 | Prenatal vitamin brands | 14.8K | 3.8% | 8 | | Dec 2025 | Prenatal vitamin brands | 14.8K | 3.6% | 8 | | Jan 2026 | Prenatal vitamin brands | 18.1K | 3.6% | 8 | | Feb 2026 | Prenatal vitamin brands | 14.8K | 3.4% | 8 | | Mar 2026 | Prenatal vitamin brands | 14.8K | 3.1% | 8 | | Apr 2026 | Prenatal vitamin brands | 14.8K | 2.8% | 8 | | May 2026 | Prenatal vitamin brands | 14.8K | 3.1% | 8 | | Jun 2026 | Prenatal vitamin brands | 14.8K | 2.9% | 8 | | Jul 2026 | Prenatal vitamin brands | 18.1K | 3.5% | 8 | | Aug 2026 | Prenatal vitamin brands | 18.1K | 3.8% | 8 | | Sep 2026 | Prenatal vitamin brands | 18.1K | 3.8% | 8 | ## How are One A Day’s branded searches counted? Brandwave collects information about searches that people make online using One A Day’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading. - “one a day prenatal” ## Which prenatal vitamin brands compete with One A Day? - [Elevit](/demand/global-en/brands/elevit) - [Pregnacare](/demand/global-en/brands/pregnacare) - [Nature Made](/demand/global-en/brands/nature-made) - [Perelel](/demand/global-en/brands/perelel) - [Ritual](/demand/global-en/brands/ritual): Head-to-head: /demand/global-en/compare/one-a-day-vs-ritual - [Needed](/demand/global-en/brands/needed): Head-to-head: /demand/global-en/compare/needed-vs-one-a-day - [Thorne](/demand/global-en/brands/thorne): Head-to-head: /demand/global-en/compare/one-a-day-vs-thorne - [Centrum](/demand/global-en/brands/centrum): Head-to-head: /demand/global-en/compare/centrum-vs-one-a-day - [FullWell](/demand/global-en/brands/fullwell): Head-to-head: /demand/global-en/compare/fullwell-vs-one-a-day - [Garden of Life](/demand/global-en/brands/garden-of-life) - [New Chapter](/demand/global-en/brands/new-chapter) ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Cite this page Brandwave. "One A Day: search popularity worldwide". https://gobrandwave.com/demand/global-en/brands/one-a-day This page is also available as HTML at https://gobrandwave.com/demand/global-en/brands/one-a-day. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.