The Three Types of Supplement Claims and What the FDA Allows

Most supplement brands confuse claim types, and that confusion leads directly to regulatory problems. Let me clarify the three categories and exactly what you can and cannot say.

Claim Type 1: Structure and Function Claims

Structure and function claims describe how a nutrient or supplement ingredient works. They explain the mechanism or the bodily function supported, without claiming to treat, cure, prevent, or mitigate disease.

Examples of legal structure and function claims:

• "Supports healthy bone density"

• "Helps maintain healthy cholesterol levels already within normal range"

• "Supports natural energy production"

• "Promotes healthy joint function"

Examples of illegal drug claims disguised as structure and function:

• "Lowers cholesterol" (implies treatment)

• "Reduces inflammation" (implies disease treatment)

• "Prevents arthritis" (implies disease prevention)

• "Cures insomnia" (implies disease treatment)

The distinction is subtle but legally critical. "Supports healthy cholesterol levels already within normal range" is a structure and function claim. "Lowers cholesterol" is a drug claim because it implies you're treating an abnormal condition.

According to FDA compliance guidance, approximately 35% of dietary supplement brands currently use at least one unapproved or unsupported claim on their packaging (FDA Warning Letters Analysis, 2024). Most of these are structure and function claims that accidentally crossed into drug claim territory.

Claim Type 2: Nutrient Content Claims

Nutrient content claims describe the amount or percentage of a nutrient in the supplement. These are highly regulated and can only be used when the nutrient is present in significant amounts.

Examples of legal nutrient content claims:

• "Good source of Vitamin C"

• "100% Daily Value Zinc"

• "High in Omega-3 Fatty Acids"

• "Provides 50 mg of Magnesium"

Requirements for nutrient content claims:

The nutrient must be present at 10% or more of the Daily Value (or 10% of the Reference Daily Intake for ingredients that don't have an established Daily Value). If you're claiming "excellent source," the nutrient must be 20% or more of the Daily Value.

You must have testing data to substantiate the nutrient amount you're claiming. You can't claim 500 mg of an ingredient if you've never tested the final product to verify the actual content.

Claim Type 3: Health Claims (Authorized and Qualified)

Health claims describe a relationship between a nutrient or food component and disease reduction. These are the most strictly regulated and require significant scientific evidence.

Authorized health claims require significant scientific agreement and FDA approval before you can use them. Examples include:

• "Calcium and Vitamin D may help prevent osteoporosis" (authorized, but must include specific approved wording)

• "Folic acid reduces risk of birth defects" (authorized, with specific required wording)

Qualified health claims require scientific evidence but not unanimous scientific agreement. These come with disclaimers like "This statement has not been evaluated by the FDA" and must use cautious language like "may" or "might."

Example of a qualified health claim:

"Preliminary research suggests that Glucosamine may support joint health. This statement has not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease."

Here's what you need to know: most supplement brands should not attempt health claims. The evidentiary burden is high, the wording requirements are strict, and the potential for regulatory enforcement is significant. Stick to structure and function claims unless you have robust clinical data and legal counsel.

How Claims Restrictions Shape Label Hierarchy and Design

This is where my pharmacist-designer perspective becomes essential. Legal claim constraints are not obstacles to design; they're the structure that makes your design functional.

Your label hierarchy must prioritize legally permissible claims. This means:

Tier 1 (Prominent Position): Your strongest, most substantiated structure and function claim. This becomes your visual focal point. If your supplement supports energy production, this claim leads your label design. Example: "Supports Natural Energy Production" in bold, large type. Tier 2 (Supporting Position): Secondary structure and function claims, nutrient content information, and ingredient list. This supports Tier 1 and provides substantiation. Example: "Contains 500 mg B-Complex Vitamins" in medium-sized type. Tier 3 (Small Print): Disclaimer language, daily value percentages, warning statements, and regulatory disclosures. Example: "These statements have not been evaluated by the FDA" in small but legible type.

This hierarchy isn't arbitrary. It's mandated by FDA regulations that require prominent claims to be clear and substantiated, and require disclaimers to be clearly visible.

Many supplement designers don't understand this constraint and try to design labels without this hierarchy in mind. Then the label fails compliance review and needs expensive redesign.

Design the constraint first. Structure your label with three visual tiers corresponding to the three levels of regulatory information. Then populate each tier with appropriate claims. This approach prevents compliance problems downstream.

Practically, this means:

Your main product claim should be in type size 14 points or larger, in the upper half of the front label, in strong contrast to background.

Your supporting claims and nutrient information should be in type size 10 to 12 points, visible but secondary.

Your disclaimer and regulatory language should be in type size 8 to 10 points (as small as FDA guidelines allow while remaining readable), typically on the back or bottom of label.

The Disclaimer Language and How to Design Around It Gracefully

Every supplement must include "These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease."

This disclaimer is legally required. Many supplement brands resent this language because it feels like it undermines their claims. But here's the design opportunity: elegant execution of the disclaimer actually builds trust rather than undermining it.

A supplement brand that designs their disclaimer gracefully signals confidence and transparency. A brand that buries their disclaimer in unreadable small type signals they're hiding something.

I recommend designing the disclaimer as an intentional visual element. Use a distinct typeface or style that's clearly legible and separated from marketing claims. Position it consistently across all products. Make it a signature element of your brand rather than a legal afterthought.

Some high-end supplement brands use their disclaimer as a design accent. They set it in a serif font when the rest of the label is sans serif, or they use a contrasting color. This makes the disclaimer visually distinct and signals transparency.

The legal requirement is that the disclaimer be clear and conspicuous (large enough to be readable, visible without effort). Use that requirement as a design directive.

Additionally, some supplements require warning statements ("Do not use if pregnant or nursing," "Consult a healthcare provider if you take medications," etc.). These also become design elements. Build space into your label hierarchy for these warnings and design them as part of your brand system rather than adding them as an afterthought.

Structure and Function Claims You Can Make

Let me give you concrete examples of structure and function claims that are legally defensible if properly substantiated.

For energy or stamina: "Supports natural energy production," "Supports healthy energy levels," "Supports physical endurance"

For immune support: "Supports healthy immune function," "Supports a healthy immune response," "Supports the body's natural defense system"

For joint and mobility: "Supports healthy joint function," "Supports healthy flexibility and mobility," "Supports cartilage and connective tissue health"

For cognition and focus: "Supports healthy cognitive function," "Supports mental focus and clarity," "Supports healthy brain function"

For sleep and relaxation: "Supports healthy sleep patterns," "Supports relaxation and calm," "Supports natural sleep quality"

For digestive health: "Supports healthy digestive function," "Supports digestive comfort," "Supports a healthy gut microbiome"

The key pattern: use "supports," "promotes," "helps maintain," or "supports the body's natural" language. Avoid "treats," "cures," "prevents," "reduces," "lowers," or any language that implies disease treatment or prevention.

You must also have substantiation for any claim you make. Substantiation means clinical studies, scientific literature, ingredient-level data, or expert opinion supporting your specific claim. For most structure and function claims, ingredient manufacturer literature is sufficient. But document your substantiation file and be prepared to provide it to the FDA if requested.

Supplement Claims vs. Skincare Claims

I work in both spaces, and the claim rules are different enough to confuse brands.

Skincare products are regulated as cosmetics and have more restrictive claims. You cannot claim skincare products treat or prevent any disease, even with qualified disclaimers. You can only claim cosmetic benefits like appearance, feel, or aesthetic improvements.

Supplements are regulated as dietary supplements under DSHEA (Dietary Supplement Health and Education Act) and have more permissive claims as long as you don't cross into drug claims.

This means a moisturizer cannot claim to "reduce inflammation" even though the ingredients might support skin health. A supplement can claim to "support healthy skin function" with appropriate substantiation.

If you're developing both skincare and supplements, keep your claim strategies separate. The same ingredient might warrant different claims depending on whether it's in a skincare product or a supplement.

How a Pharmacist-Designer Thinks About Claims and Compliance Simultaneously

Here's what most supplement designers don't understand: compliance and design are not opposing forces. They're integrated requirements.

A pharmacist looks at a supplement formula and asks: What can I legally claim? What do I have substantiation for? How do I communicate this honestly?

A designer looks at a label and asks: How do I create visual hierarchy? How do I make this beautiful and memorable?

A pharmacist-designer combines both: My visual hierarchy is determined by legal compliance, not aesthetic preference. The most important claim gets prominent placement because it's legally defensible. Supporting information and disclaimers are properly sized and positioned. Beautiful design serves the legal requirement, not the other way around.

This is why I start every supplement project with claim development before I touch design. I map the claims, I verify substantiation, I identify the hierarchy. Then I design the label to reinforce that hierarchy.

Most supplement projects reverse this order. They design the label they want, then try to fit claims into it. That's backwards.

If you're developing a supplement brand, do claims work first. Document your structure and function claims, verify your substantiation, design your label hierarchy around what's legal. Then hire a designer to execute the hierarchy beautifully.

This prevents expensive compliance redesigns and creates labels that are both beautiful and legally defensible.

FAQ

Can you claim a supplement "supports weight management"?

Yes, if you have substantiation. This is a structure and function claim. It doesn't claim to treat obesity or disease. If your ingredients (like fiber, protein, or botanical extracts) have research supporting their role in satiety or metabolism, you can claim "supports healthy weight management" or "supports natural satiety." But you cannot claim "burns fat" or "causes weight loss."

What happens if your claim gets FDA attention?

The FDA sends a warning letter. They detail which claims are considered unapproved drug claims and demand you remove them from packaging and online marketing. You then must remove the claims from all existing packaging, reorder compliant packaging, and document your correction. This costs time and money. Prevention is much cheaper than remediation.

Do you need to provide a copy of substantiation on the label itself?

No. Substantiation lives in your records, not on packaging. Your label contains the claim. Your substantiation file (studies, literature, expert opinion) stays with your company and is provided to the FDA if requested. You don't need to list citations or studies on the label itself.

Can you use customer testimonials in supplement marketing?

Yes, but carefully. Testimonials cannot include medical claims or disease language. "This supplement gave me more energy" is fine. "This supplement cured my fatigue" is a drug claim and is not allowed. Additionally, if you include testimonials, they must reflect typical consumer experience, not cherry-picked exceptional results. Substantiate that your product can reasonably deliver the benefit claimed in testimonials.

What's the difference between "supports" and "promotes"?

Both are acceptable structure and function language. "Supports" implies assisting a natural bodily function. "Promotes" implies encouraging or facilitating a function. Both are safe language as long as they don't cross into disease treatment. Use whichever fits your brand voice, but use it consistently.

Can you make claims for proprietary blends if the individual amounts aren't disclosed?

You cannot make specific potency claims ("provides 500 mg") for proprietary blends because the disclosure is in grams of total blend, not individual ingredients. You can make general structure and function claims ("supports natural energy") if the formula as a whole is substantiated. But you cannot claim specific individual ingredient amounts if you're using proprietary blend dosing.

Do authorized health claims need FDA approval for each product?

No. Once the FDA authorizes a health claim (like "folic acid prevents birth defects"), any supplement can use that exact claim language. The claim language is fixed by the FDA. You cannot modify the wording. But you don't need individual product approval; the claim is available to all.

What if your supplement has an active pharmaceutical ingredient?

Then it might be classified as a drug, not a dietary supplement. This is a critical distinction. If your formula contains an ingredient that acts like a drug (even naturally derived), the FDA might classify the entire product as a drug rather than a supplement. This triggers different and more expensive regulations. Discuss this with a regulatory consultant before formulating.

Closing

I'm Tambi Haşpak, a brand strategist and creative director with an unfair advantage: I'm a pharmacist. I run a creative studio for cosmetics, supplements and beyond. 17+ years. Exclusively.

Supplement claims are not marketing creativity; they're regulatory compliance. The brands that design their labels with claims and compliance first, then overlay beautiful design, create labels that pass regulatory review and communicate brand positioning simultaneously.

For more on supplement branding and development, explore vitamin supplement label design and supplement brand launch checklist. If you're launching a supplement brand and need integrated claims strategy and design, let's discuss my branding services.

Learn more about supplement regulations from FDA Dietary Supplement Guidance and Natural Products Insider's compliance coverage.