Marketing claims are one of the most important factors determining how a cosmetic product is regulated in Canada. While cosmetics may claim to cleanse, beautify, moisturize, or improve appearance, claims suggesting the treatment of disease or modification of normal body functions may place a product outside the cosmetic category and into the regulatory framework for drugs or Natural Health Products (NHPs).
Importantly, product classification depends not only on formulation, but also on how the product is represented to consumers through labels, websites, social media, advertising, and other promotional materials. Even small wording changes can significantly affect the regulatory requirements necessary for a product.
This guide explains how cosmetic claims are evaluated in Canada, illustrates where common claims fall along the regulatory spectrum, and outlines practical strategies manufacturers can use to develop compliant marketing, while supporting successful product commercialization.
Marketing is one of the most powerful tools cosmetic companies have to differentiate their products. Moisturizers promise smoother skin, shampoos promote healthier-looking hair, serums reduce the appearance of wrinkles, and tooth whiteners deliver brighter smiles.
But in Canada, what a cosmetic claims to do can be just as important as what it contains.
Health Canada regulates cosmetic products based not only on their ingredients, but also on how they are represented to consumers. Product names, packaging, websites, social media, advertising campaigns, and labels all contribute to a product’s regulatory classification.
For companies producing cosmetics, this creates an important balance between developing compelling marketing messages and remaining within the scope of cosmetic regulations.
The good news is that therapeutic claims are not necessarily prohibited—they may simply require a different regulatory pathway. Understanding where that boundary exists allows companies to make informed decisions about both product development and commercialization.
Under Canada’s Food and Drugs Act, cosmetics are products intended to cleanse, improve, perfume or alter appearance of the skin, hair, nails, or teeth.
Cosmetics are therefore permitted to make claims related to appearance and routine care.
Examples include:
Problems arise when claims begin suggesting that the product affects the body’s biological functions or treats a medical condition.
For example, a moisturizer that claims to “reduce the appearance of fine lines” remains within cosmetic scope.
The same product claiming to “stimulate collagen production” or “repair damaged skin tissue” suggests a physiological effect that may require regulation as a drug or Natural Health Product.
Health Canada evaluates products based on the overall impression created for consumers—not simply individual words—making claim strategy a critical component of regulatory compliance.
Many manufacturers assume regulatory classification is determined solely by formulation.
In reality, Health Canada considers a number of factors, including:
This means two products with nearly identical formulations may follow completely different regulatory pathways based solely on the claims they make.
Generally speaking:
Cosmetic claims focus on improving appearance or cleaning/perfuming and having benefits to the body that are not achieved via physiological means.
Therapeutic claims suggest the product diagnoses, treats, mitigates, prevents disease, or modifies normal physiological function.
Once claims cross that boundary, manufacturers may need to pursue authorization as a Natural Health Product or drug before marketing those benefits in Canada.
The examples below illustrate how similar wording can result in very different regulatory requirements.
Skin Care
| Generally Acceptable Cosmetic Claims | Claims That May Require Drug or NHP Authorization |
| Moisturizes skin | Repairs damaged skin tissue |
| Hydrates dry skin | Treats dry skin conditions |
| Softens rough skin | Heals cracked skin |
| Improves the appearance of fine lines | Eliminates wrinkles |
| Reduces the appearance of wrinkles | Reverses aging |
| Brightens complexion | Treats hyperpigmentation |
| Evens the appearance of skin tone | Treats melasma |
| Cleanses pores | Treats acne |
| Helps control oil | Treats seborrhea |
| Refreshes skin | Stimulates collagen production |
| Exfoliates dead skin cells | Stimulates skin regeneration |
| Soothes skin after cleansing | Treats eczema or dermatitis |
Hair Care
| Generally Acceptable Cosmetic Claims | Claims That May Require Drug or NHP Authorization |
| Strengthens hair | Stimulates hair growth |
| Repairs split ends | Repairs damaged follicles |
| Thickens the appearance of hair | Prevents hair loss |
| Adds shine | Treats alopecia |
| Revitalizes hair | Regrows hair |
| Removes loose dandruff flakes | Eliminates dandruff |
| Thickens the appearance of eyelashes | Stimulates eyelash growth |
| Protects hair from UV exposure | Produces effects on hair follicles |
Nail Care
| Generally Acceptable Cosmetic Claims | Claims That May Require Drug or NHP Authorization |
| Strengthens nails | Promotes nail growth |
| Hardens nails | Stimulates nail growth |
| Helps reduce breakage | Treats brittle nail disorders |
| Protects against chipping | Treats fungal nail infections |
Oral Care
| Generally Acceptable Cosmetic Claims | Claims That May Require Drug or NHP Authorization |
| Cleans teeth | Prevents cavities |
| Removes surface stains | Removes permanent stains |
| Whitens teeth | Alters tooth structure |
| Polishes teeth | Treats tooth sensitivity |
| Freshens breath | Kills bacteria |
| Reduces mouth odour | Prevents gum disease |
| Removes plaque by brushing | Prevents plaque through antimicrobial action |
Deodorants & Antiperspirants
| Generally Acceptable Cosmetic Claims | Claims That May Require Drug or NHP Authorization |
| Controls odour | Treats hyperhidrosis |
| Helps keep you dry | Stops excessive perspiration |
| Protects against wetness | Treats abnormal perspiration |
| 24-hour protection | Clinical therapeutic strength |
| Clinically tested | Alters body function to reduce sweating |
Intimate Products
| Generally Acceptable Cosmetic Claims | Claims That May Require Drug or NHP Authorization |
| Lubricates | Treats vaginal dryness |
| Replenishes moisture | Restores vaginal tissue |
| Feels like natural moisture | Maintains vaginal pH to prevent infection |
| pH-balanced | Improves fertility |
| Enhances comfort | Stimulates genital tissue |
| Enhances intimacy by lubricating | Increases libido or sexual performance |
These examples are illustrative rather than exhaustive. Health Canada evaluates every claim within the overall context of the product and the net impression created for consumers.
Developing compliant claims is about more than avoiding specific words. Several broader principles should guide the regulatory strategy for choosing compliant cosmetic claims.
Consider the Entire Consumer Experience/Interpretation
Health Canada assesses the overall representation of a product. Claims made on websites, digital advertising, influencer content, social media, brochures, and product packaging all contribute to how consumers (and thus Health Canada) understand the intended purpose of a product.
Support Claims with Evidence
Objective cosmetic claims should always be truthful and substantiated. Performance testing, consumer perception studies, instrumental measurements, or scientific literature may all help support claims, depending on the benefit being promoted.
Marketing Terms Still Matter
Claims such as hypoallergenic, dermatologist tested, fragrance-free, organic, cruelty-free, or natural are common marketing terms. While these marketing terms generally do not determine product classification on their own, they must still be truthful, appropriately substantiated, and not misleading under Canadian legislation to be compliant used on cosmetic product marketing.
Consider Global Differences
Manufacturers selling internationally should remember that cosmetic claims accepted in one jurisdiction may require modification for the Canadian market. Reviewing claims early can help streamline global product launches.
The most effective claims strategies begin well before product launch.
Rather than developing marketing materials first and reviewing them later, manufacturers should integrate regulatory considerations throughout product development. Defining intended claims early allows formulation, testing, marketing, and regulatory activities to remain aligned throughout commercialization.
Companies should also recognize that therapeutic claims are not necessarily something to avoid. In many cases, they represent valuable marketing opportunities requiring a different regulatory pathway.
For example, if your commercial strategy relies on claims related to acne treatment, stimulating hair growth, reducing excessive perspiration, or improving another physiological function, pursuing Natural Health Product registration may be the most appropriate approach.
By understanding the regulatory implications of different claim types early in development, manufacturers can choose the pathway that best supports both their marketing objectives and long-term business strategy.
Developing effective cosmetic claims requires balancing marketing objectives with Canadian regulatory requirements. A single word can influence product classification, evidence requirements, market authorization, and ultimately how quickly a product reaches consumers.
At dicentra, we help manufacturers determine the most appropriate regulatory pathway based on both their formulation and intended claims. Our experts support clients with:
Whether your goal is to market a product as a cosmetic or pursue therapeutic claims as a Natural Health Product (NHP), developing the right regulatory strategy from the outset can help reduce delays, minimize compliance risk, and maximize your product’s commercial potential.
Need help determining whether your product is a cosmetic or an NHP?
Contact dicentra to review your product claims, determine the appropriate regulatory pathway, and develop a compliance strategy that supports a successful launch in Canada.