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Last updated: October 10, 2026 · By Martin Smith · How we research
Search for almost any supplement sold online and the first page of results is crowded with pages that call themselves the “Official Site” or “Official Store”. Many of them aren’t. Some are pages dressed up to look like the maker’s site, some send you to a different product, and some sell bottles the manufacturer never shipped. If you buy from the wrong one, the money-back guarantee you were promised may not apply, and you can’t be sure what’s in the bottle.
This guide shows how to spot fake supplements and the copycat websites that sell them, and how to tell the real website from a copy in a few minutes, using checks anyone can do for any supplement. There are no product recommendations and no affiliate links on this page.
Why fake “official” websites exist
Many supplements are sold online only, through a single sales page. There’s no shop shelf to compare against, so the website is all the buyer has to go on. That makes copying it easy and profitable:
- Look-alike pages. A page on a domain such as productname-official.something copies the maker’s wording and photos, then sends you on to a checkout. You may get the real product, or you may not, and the page often repeats claims the maker itself can’t support.
- Bait-and-switch pages. The page uses a popular product’s name to appear in search results, then steers you to a different product.
- Imitation products. Bottles with the same name, sold by someone the maker didn’t authorise. Nobody can vouch for the contents.
The risk isn’t only losing a refund. When researchers analysed ten years of FDA warnings about supplements, they found 776 products that contained undeclared drug ingredients, and 41% of them were sold for weight loss. The most common hidden drug in those weight-loss products was sibutramine, a prescription diet drug withdrawn from the US market over heart risks (Tucker et al., JAMA Network Open, 2018). There’s no complete list of fake supplements, but the FDA keeps a searchable list of these products: the Tainted Products Marketed as Dietary Supplements database.
The 9-point check before you pay
1. Read the address bar, not the page title
“Official Site” in a page title, a search result or an ad proves nothing. Look at the domain in your browser’s address bar. Most makers sell from one short domain built on the product or brand name. Free page builders (.carrd.co, .notion.site, sites.google.com), PDF files hosted on university or charity websites, press-release sites and “partner content” on news sites are never the maker’s shop, however official they look.
2. Check who runs the checkout
The sales page and the order form are often run by different companies, and that’s normal. Many online-only supplements use a payment platform such as ClickBank, and your card statement will then show the platform’s name (for ClickBank, CLKBANK*COM) rather than the product’s. What isn’t normal is being asked to pay by bank transfer, gift card, cryptocurrency or a payment app. If you see that, close the page.
3. Keep the receipt and look the order up
A genuine order comes with an emailed receipt and an order number. If the payment platform has a public order lookup, use it: ClickBank’s is at clkbank.com, where you can see the order, print an invoice and request a refund using the order number plus your email address or the last four digits of your card. If an order you paid for doesn’t appear where the seller says it should, contact your card issuer.
4. Match the support email to the website
On a maker’s real site, the support address usually uses the same domain as the shop (support@ or contact@ followed by the product’s domain), or the brand’s own company domain. A free webmail address, or a support address on an unrelated domain, is a warning sign. So is a site with no physical address or company name anywhere.
5. Read the refund policy before the bundle offers
A real seller publishes a written refund policy that says how long the guarantee lasts, where to send returns and who pays return shipping. Read it before you choose a bundle: conditions vary a lot between sellers, and some refund only unopened bottles or ask you to pay to send them back. If there’s no refund page, or it doesn’t name a company, don’t buy.
6. Be careful with marketplace listings
Many makers of online-only supplements say they don’t sell through Amazon, Walmart or eBay, and that their guarantee doesn’t cover bottles bought there. Counterfeits on big marketplaces are a known problem even for mainstream brands. In 2023, one well-known supplement brand reported finding 11 counterfeit versions of its products sold by a single marketplace seller, including capsules that turned out to contain rice flour (NutraIngredients-USA, 2023). If a product is meant to be sold only by its maker, a marketplace listing is a reason to stop and check.
7. Look up how old the domain is
Type the domain into ICANN’s free registration lookup. If the product has been on sale for years but its “official site” was registered a few weeks ago, it’s unlikely to be the maker’s. Old domains can change hands too: when a maker moves to a new address, the old one sometimes ends up parked or used by someone else.
8. Treat news-style pages and celebrity stories as ads
Pages built to look like a news report (“doctors are stunned”, a TV host’s “secret”) are a long-running marketing trick. The FTC has stopped operators accused of using fake news sites to sell acai berry weight-loss products (FTC, 2012). It also warns that many weight-loss ads make claims that are almost certainly false, such as losing weight without changing your diet or exercise (FTC consumer alert).
9. Compare the label you were promised with the label you get
Before you buy, save a screenshot of the label shown on the maker’s site. When the bottle arrives, compare the serving size, the capsule count and the ingredient list. If anything differs, contact the maker’s support address, not the seller’s, before you take it. Copycat pages often list different ingredients from the real label, so the label from the maker is the thing to trust.
What to do if you bought from the wrong site
- Find out who charged you. The name on your card statement tells you which company took the payment. If it’s a payment platform with an order lookup, request the refund there, within the guarantee period.
- Don’t take the product if the label doesn’t match the maker’s. Keep the bottle and packaging.
- Contact the seller in writing and keep copies. If they don’t respond, ask your card issuer about a chargeback.
- Report it. In the US, report a misleading seller to the Federal Trade Commission (use “Report” on its home page), and report a harmful product or side effect to the FDA through MedWatch.
The real website still isn’t proof that a product works
Buying from the real seller protects your refund. It doesn’t make the sales page accurate. Sales pages often describe an “FDA-approved” facility (the FDA doesn’t approve supplements or the facilities that make them; facilities register with the FDA, and registration isn’t approval), quote customer numbers nobody can check, or promise results no trial has shown. Read the label, look up the research behind each ingredient, and talk to your doctor before starting any supplement, especially if you take medication.
FAQ
Why does my card statement show a different company name?
Many online sellers take payment through a separate platform, and the statement shows the platform’s name. That’s normal. Your receipt email should name both the platform and the product, so you can match the charge to your order.
Two “official” sites look different. Can both be real?
Yes. Makers often run several sales pages for the same product, with different videos, prices or bundles. Judge them with the checks above, especially the checkout, the support email and the refund policy, rather than by the design.
Is it safe to buy supplements on Amazon or Walmart?
Mainstream brands that sell through those stores themselves are a different case. For a product its maker says is sold only on its own website, a marketplace listing may be a reseller, old stock or an imitation, and you can’t tell which from the listing.
Does Amazon sell fake supplements?
Counterfeits sold by third-party sellers are a known problem on big marketplaces, including Amazon, even for mainstream brands. Many makers of online-only supplements say they don’t sell there, and that their guarantee doesn’t cover bottles bought there. To lower the risk, buy from the brand’s own website or from the brand’s official storefront on the marketplace.
Looking for a specific product? Most of our product reviews include a “How to find the real website” section: see all our supplement reviews.
This guide is for general information only and isn’t medical or legal advice. See our medical disclaimer.