Is There Actually a Difference Between Store Brand and Name Brand?

Stand in any grocery aisle and you will see two types of products sitting next to each other on the shelf: the national brand you know from advertising and a store-brand alternative, typically priced 20 to 40 percent lower. Consumers have debated for decades whether the difference in price reflects a genuine difference in quality, or whether the store brand is made in the same factory with a different label.

The answer, depending on the category, is often: they are produced by the same manufacturer, with near-identical formulations, but meaningful differences exist in some categories. Understanding which is which requires more than a price comparison.

The Scale of Private Label

Private label, the industry term for store-owned brands, has grown substantially over the past two decades. In the United States, private label products represent approximately 20 to 25% of unit sales in grocery, according to the Private Label Manufacturers Association. In some European markets, that figure is higher: in the United Kingdom, Switzerland, and Germany, private label penetration in grocery regularly exceeds 40%.

The growth has been driven by several factors. Retailer consolidation has given large grocery chains more bargaining power with manufacturers and more shelf control to promote their own brands. Consumer experiences during inflationary periods, including the 2022-2024 grocery inflation cycle, demonstrated to many shoppers that store brands provided acceptable quality at lower prices. And the quality gap that existed in some categories in the 1980s and 1990s has narrowed substantially as retailers invested in product development.

Kirkland Signature, Costco's private label brand, is the most commercially significant store brand in the United States. The brand generated an estimated $59 billion in sales in FY2023, making it larger than many national consumer brands by revenue. Kirkland Signature products range from olive oil to vodka to diapers to hearing aids, and consumer perception research consistently rates many Kirkland products as equal to or better than the national brands they sit alongside.

Who Actually Makes Store Brand Products?

The manufacturing origin of private label products is the most misunderstood dimension of this topic. There are three distinct production models:

Dual-supply manufacturing is the most common in food and some personal care categories. A national brand manufacturer, such as Birds Eye for frozen vegetables or Snyder's of Hanover for pretzels, produces products under both their own brand name and a retailer's store brand, typically on the same production lines using the same raw materials. The retailer gets a product it can sell at lower margin because marketing and brand-building costs are removed from the equation.

Manufacturers accept these arrangements for several reasons: it provides additional volume that improves factory utilisation, it builds relationships with large retailers who control shelf space, and it allows them to operate at scale that their branded-only volumes would not support.

Retailer-owned specification manufacturing is common in categories like over-the-counter drugs. A retailer like Walgreens or CVS develops detailed product specifications and contracts a manufacturer to produce to those specifications exclusively for the store brand. In regulated categories like pharmaceuticals, FDA bioequivalence standards require that the active ingredient, dosage, and absorption profile of a generic drug match the reference branded product. In this case, the store brand genuinely is required by law to be equivalent to the national brand at the active ingredient level.

Retailer-developed differentiated products represent the growing edge of private label strategy. Traders Joe's, Aldi, and Costco invest significantly in developing products that are not copies of national brands but distinct formulations designed specifically for their customer base. Trader Joe's Mandarin Orange Chicken, for example, is not a copy of any national brand product; it is a proprietary product that has become a category in its own right.

Category-by-Category: Where the Differences Are Real

Pharmaceuticals (OTC generics): By law, generic over-the-counter drugs in the United States must demonstrate bioequivalence to the branded reference product for the same active ingredient and dose. CVS Health ibuprofen contains the same active ingredient at the same dose as Advil. The FDA regulates this equivalence. In this category, the store brand is not merely similar, it is legally required to be equivalent in terms of therapeutic effect.

Canned and frozen vegetables: Multiple independent studies and consumer investigations have found that many retailers source store-brand canned and frozen vegetables from the same co-packers that supply national brands. In taste tests conducted by publications including Consumer Reports and Which?, store-brand frozen vegetables frequently match or outperform national brands.

Breakfast cereals: Malt-O-Meal (now Post Consumer Brands) is one of the largest producers of store-brand cereals in the United States, supplying bag cereals to major retailers that are acknowledged reformulations of national brand products. The cereal composition is often near-identical to the corresponding Kellogg's or General Mills product.

Fresh produce and meat: Store-brand fresh categories typically use the same supply chains as branded products because most fresh produce does not have branded equivalents at the farm level. The difference is primarily the label, not the source.

Premium personal care: This is where the genuine quality gap is most likely to exist. Prestige skincare formulations, professional hair care products, and specialised cosmetics often involve proprietary ingredient concentrations, patented delivery systems, or formulations developed specifically by the national brand's R&D teams. A store-brand moisturiser may contain similar generic ingredients to a Cetaphil or La Roche-Posay product, but the concentrations, pH balance, preservative system, and testing protocols may differ substantially.

Pet food: Premium pet food brands, including Hill's Science Diet, Royal Canin, and Purina Pro Plan, develop products based on veterinary nutritional research. Store-brand pet food often uses similar ingredient labels but may differ in ingredient sourcing, formulation precision, and manufacturing quality control. Veterinarians generally recommend staying with established brands in therapeutic pet food categories specifically.

The Price Premium: What You Are Actually Paying For

When you pay more for a national brand, the price premium covers several distinct components that are worth understanding separately.

Marketing and advertising represents a significant share of a national brand's cost structure. Procter and Gamble spent approximately $8 billion on advertising globally in 2024. That investment builds brand awareness, emotional association, and shelf pull that justifies a price premium and drives retailer shelf placement. A store brand does not need to fund this infrastructure, which is a primary driver of the price difference.

Research and development is a more defensible component of the premium. In categories like skincare, pharmaceuticals, infant formula, and pet nutrition, national brand companies invest substantially in clinical research, formulation development, and safety testing that goes beyond what store-brand co-packers typically fund. This investment can produce genuinely superior products.

Quality control consistency is harder to verify but real in some categories. Large national brand manufacturers operate under systematic quality management processes with more rigorous incoming ingredient testing and finished product audits than some co-packers producing lower-margin store-brand work.

Convenience and experience design includes things like packaging, dispensing mechanisms, and product formats that some national brand companies develop specifically to improve ease of use. This design investment is sometimes eliminated in private label versions.

What the Research Says

Consumer Reports has conducted regular store-brand vs. national brand comparisons for decades. Their consistent finding is that approximately 80% of store-brand products in food and drug categories are rated as good or very good, with many rated equivalent to or better than the national brand. In categories like canned goods, frozen vegetables, OTC medications, and paper goods, the evidence for significant quality differences is weak.

The categories where Consumer Reports and independent nutrition researchers consistently find meaningful differences include infant formula (where manufacturing precision matters significantly), therapeutic pet food, specialty skincare, and some probiotic supplements where live culture counts and stability can vary substantially between manufacturers.

The Ownership Layer: When the "Store Brand" Has a Corporate Parent

A further complexity is that many store brands are themselves owned by large corporations. Kirkland Signature is owned by Costco. Kroger's Simple Truth organic line is owned by Kroger. Great Value is owned by Walmart. These are not small independent operations; they are brand portfolios managed by companies with billions in revenue and sophisticated procurement and quality management operations.

This means that in many cases, the choice between a store brand and a national brand is a choice between two large corporate owners, not between a corporation and an independent producer.

For a companion post that addresses organic brand independence specifically, see Does Buying Organic Really Mean Independent?. For the broader question of what corporate ownership means for consumers, see Do Consumers Actually Care Who Owns a Brand?.

Practical Guidance for Shoppers

The evidence supports a pragmatic category-by-category approach:

• Buy store-brand in OTC pharmaceuticals, canned and frozen produce, basic paper goods, olive oil, nuts, dried fruit, and standard household cleaners. The quality evidence supports parity, and the savings are real.

• Evaluate carefully in personal care, baby products, and pet nutrition. Check ingredient lists and third-party reviews. In some products the formulations are equivalent; in others they differ in ways that matter.

• Stick with national brands or specifically vetted options in therapeutic pet food, infant formula, complex skincare treatments, and probiotic supplements where the evidence for formulation precision mattering is stronger.

Explore brand ownership across categories in our database. Browse household consumer goods brands or food and beverage brands to see who owns the products on your shopping list.

Explore Related Brands

• Kirkland Signature - Costco's private label brand, estimated $59B in annual sales
• Simple Truth - Kroger's organic and natural store brand
• Great Value - Walmart's private label across hundreds of categories

Browse all Food and Beverage Brands in our database

Sources

1. Private Label Manufacturers Association, 2025 Industry Report -- https://www.plma.com 2. Consumer Reports Store Brand Comparisons, 2024 -- https://www.consumerreports.org 3. FDA OTC Drug Bioequivalence Standards -- https://www.fda.gov/drugs/generic-drugs 4. Costco Wholesale Annual Report FY2024 -- https://investor.costco.com 5. USDA Economic Research Service, Private Label Grocery Trends -- https://www.ers.usda.gov 6. Nielsen IQ Private Label Report, 2024 -- https://nielseniq.com

All brand ownership data verified through WhoBrands.com research. Last updated: April 2026.