ONE A DAY
Brand Score A-9 products · 2 categories · Avg 4.68★ · 211,561 reviews
Price range $12 – $50
Last analyzed: June 19, 2026
Browse products ↓Quick Take on ONE A DAY
Score: A-- •Nearly every product (100%) earns 4+ stars — this brand rarely disappoints
- •212K real buyer reviews — one of the most vetted brands in Multivitamins
- •Focused on Multivitamins, where it averages 4.7★
- •Priced below the category average — verify individual specs match your needs before buying
- •A narrow lineup (2 categories) — limited options if you want range
ONE A DAY Multivitamin
4.8★ with 14K reviews — top-rated in vitamins
Brand Score: A-
A- in Multivitamins — ONE A DAY's 9 products average 4.68★ across 2 categories, with Multivitamins as the strongest line (4.7★ avg).
ONE A DAY earns a Brand Score of A- on Mubboo, based on analysis of 9 products across 2 categories. Quality consistency (100/100) is the brand's strongest dimension, with 100% of products rated 4 stars or above. Category depth (25/100) is the area with the most room for improvement. ONE A DAY's primary strength is in Multivitamins, where it averages 4.7★.
How we calculate Brand Score
Quality Consistency (40%): percentage of products rated 4+ stars
Market Presence (25%): total review volume, log-scaled
Value Positioning (20%): average price vs category average
Category Depth (15%): number of active product categories
Based on 9 ONE A DAY products · last analyzed June 19, 2026.
How ONE A DAY Compares
ONE A DAY | Most Popular Centrum | Highest Rated Nature Made | Best Value Life Extension | |
|---|---|---|---|---|
| Avg Rating | 4.68★ | 4.75★ | 4.73★ | 4.57★ |
| Total Reviews | 211,561 | 80,219 | 30,065 | 12,319 |
| Avg Price | $23 | $17 | $11 | $19 |
| Brand Score | A- | A- | A- | B+ |
Show more details
| Products | 9 | 4 | 4 | 3 |
| Quality Rate | 100% | 100% | 100% | 100% |
| Categories | 2 | 1 | 2 | 1 |
ONE A DAY
Avg Rating: 4.68★
Reviews: 211,561
Avg Price: $23
100% rated 4+★
Our Top 3 from ONE A DAY
ONE A DAY Multivitamin
4.8★ with 14K reviews — top-rated in vitamins
ONE A DAY Proactive 65+
4.7★ with 16K reviews — top-rated in Multivitamins
ONE A DAY Multivitamin
4.7★ with 57K reviews — top-rated in Multivitamins
Where ONE A DAY Is Strongest
Multivitamins
View all →
vitamins
What You'll Spend on ONE A DAY
Most ONE A DAY products fall between $12 and $50.
ONE A DAY sits below the category average on price — a value-focused brand. Check individual specs to confirm fit.
What People Say About ONE A DAY
Aggregated from review themes across 4 ONE A DAY products.
- Great Taste / No Unpleasant Flavor
- Convenient and Easy to Take
- Noticeable Health Benefits
- Side Effects / Adverse Reactions
- Delayed or Insufficient Results
- Cost / Supply Concerns
Expert Coverage
3 ONE A DAY products have coverage from independent expert publications: Wirecutter, Cnet. Source links in References.
Where to Buy ONE A DAY
ONE A DAY products are available on Amazon — 9 products across 2 categories.
Browse ONE A DAY on Amazon →Featured in Our Reviews
Brand Bottom Line
- Brand Score
- A-
- Best Product
- Multivitamin ($20) Buy on Amazon →
- Price Level
- Budget — below category average
- Quality
- 100% of products rated 4+★
- Best For
- Value-focused buyers who still want reliability
- Alternatives
- Centrum (Score A-) · Nature Made (Score A-)
ONE A DAY pairs strong quality with accessible pricing — an easy recommendation. Start with the Multivitamin.
Frequently Asked Questions
Is ONE A DAY a good brand?
ONE A DAY earns a Brand Score of A- on Mubboo. 100% of its 9 products are rated 4 stars or above, which puts it among the most consistent brands in Multivitamins. The main consideration is pricing — ONE A DAY products average $23, in line with the category average.
What is the best ONE A DAY product to buy?
Based on 14K reviews and a Mubboo Score of A+, the Multivitamin ($20) is ONE A DAY's top pick. For a budget option, the Proactive 65+ ($11) delivers 4.7★ at 43% of the cost.
Is ONE A DAY worth the premium price?
ONE A DAY prices close to the category average ($23 vs $27), so you're not paying a brand premium.
ONE A DAY vs Centrum: which is better?
ONE A DAY scores A- vs Centrum's A-. ONE A DAY trails slightly on rating (4.68★ vs 4.75★), while Centrum has fewer total reviews (80K vs 212K).
Sources & References
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