A counterfeit product is an unauthorized imitation that uses a brand's name, logo, packaging, or other identifying features to appear genuine. The copies show up in clothing, shoes, watches, cosmetics, medicines, electronics, chargers, toys, and vehicle parts.

If you suspect an item is fake, don't rest the case on one clue such as a low price, hologram, or serial number. Stop using anything that could harm you. Keep the product and the paperwork. Ask the seller or marketplace for a remedy, contact your payment provider quickly, and report the seller.

Refund rights, payment protections, and reporting options can vary by state, seller, marketplace, and payment method. The practical steps below are for U.S. consumers.

What is and isn't a counterfeit?

These categories get mixed up:

• Counterfeit: An imitation presented as an authentic branded product without authorization.
• Gray-market product: An authentic product sold outside the brand's approved distribution network. Warranty or support terms may differ, but that doesn't make it fake.
• Used or refurbished product: A genuine item that has been resold or repaired. The listing should describe that accurately.
• Generic lookalike or "dupe": A product that resembles another product but doesn't use its trademark. Whether that's lawful can depend on the design, branding, and sales claims.

An item can be genuine but unauthorized. It can also be fake even when the box, serial number, and branding look convincing.

How fakes are made and sold

Counterfeit operations copy the look of a genuine product, then cut cost with cheaper, reclaimed, or unverified materials, weaker components, and little or no quality testing. Labels, serial numbers, instructions, seals, and shipping boxes get reproduced so the listing photographs well. Sales often run through marketplaces, social media, short-lived websites, direct messages, or third-party brokers.

Some sellers reuse genuine packaging or copy a serial number that belongs to a real item. Visual inspection alone can miss that.

The safety problem is often hidden inside. A fake medicine may contain the wrong ingredient, the wrong dose, contaminants, or no effective ingredient. A counterfeit charger or battery may use inferior electrical parts. Fake cosmetics and personal-care products may contain undeclared or unsafe substances.

How to spot a counterfeit

Treat several warning signs together as a reason to pause. No single clue proves the item is fake.

Seller and listing

Look for a seller with no verifiable business identity or contact information, a price far below normal prices with no clear explanation, and stock photographs used on every listing. Spelling, grammar, model numbers, or product descriptions that don't match the brand's official materials are another reason to slow down.

Pressure to pay outside the marketplace is a common pattern, especially requests for wire transfers, gift cards, cryptocurrency, or person-to-person payments. Reviews that look repetitive, copied, or unrelated to the product should not carry much weight. A return address that differs from the seller's stated location is worth noting too.

Search for the seller independently rather than relying only on a marketplace profile. A copied brand logo or a long list of positive reviews isn't proof that the seller is authorized.

Product and packaging

Compare the item with photographs and specifications on the brand's official website. Check spelling and typography, logo placement and color, stitching, seams, materials, weight, and finish. Safety labels, instructions, certification marks, seals, shrink wrap, batch numbers, and expiration dates deserve the same look. Confirm the model number, the accessories in the box, and whether the packaging matches the version sold in the United States.

A small packaging variation can be legitimate because brands change designs or sell regional versions. A perfect-looking box can still be counterfeit.

Serial numbers, QR codes, holograms, and other anti-counterfeiting tools

A serial number that appears valid may have been copied from a genuine item. QR codes can open a real brand website without proving that your unit is authentic. Holograms can be reproduced or transferred.

Brands also use serialized labels, RFID, tamper-evident packaging, digital certificates, or blockchain-based records. Those tools can improve traceability, but they don't make an item genuine by themselves. A seller can copy a label, move a tag, use a stolen serial number, or point a code at a convincing imitation site.

Use the brand's own verification process when one exists, and only trust a result that comes through the brand's official system with a physical item that matches the record. For expensive watches, bags, sneakers, or electronics, an examination by the brand or a reputable professional is stronger evidence than an online seller's certificate.

Checking an iPhone without opening it

Don't dismantle or X-ray a phone just to check whether it is genuine. Start with the software and identifiers:

1. Open Settings > General > About.
2. Record the model number, serial number, and IMEI when shown.
3. Compare those details with the box, receipt, and listing.
4. Ask Apple or an authorized service provider to assess the device if the information conflicts.

Apple's support instructions explain where to find an iPhone's serial number and IMEI. They also note that iPhone 14 models and later don't have an IMEI or MEID engraving on the device, so a missing back engraving alone doesn't prove that an iPhone is fake.

An imitation phone may copy a serial number or display a familiar setup screen. Behavior, operating system, App Store access, camera quality, charging performance, and model details can raise doubts. Treat those checks as screening, not final authentication.

High-risk products

Do not test a suspicious product by applying, tasting, smelling, charging, or taking it.

• Medicines: Don't take a product that may be counterfeit. Contact a pharmacist or prescribing clinician promptly for a safe replacement, especially if it replaces essential treatment.
• Cosmetics and personal-care products: Stop using them if the packaging or contents are suspicious. Seek medical advice for burns, swelling, eye exposure, or a persistent reaction.
• Chargers and batteries: Stop charging if the device becomes unusually hot, swells, leaks, smokes, or smells like burning. Don't puncture or dismantle it.
• Children's products and safety equipment: Remove suspicious items from use until authenticity and safety can be confirmed.
• Luxury goods and collectibles: Use the brand, an authorized dealer, or a qualified authenticator before removing tags or sending the item back.

If you already bought a fake

Separate the product from genuine items and keep the product, box, labels, shipping material, and accessories. If it is leaking, smoking, or creating an immediate danger, move away and seek emergency help rather than handling it.

If you experienced an injury or reaction, seek medical care and tell the clinician that the product may be counterfeit. Keep medical records, receipts, and photographs.

Evidence to save before you contact anyone

Create a file with:

• The order confirmation, receipt, and transaction record
• Screenshots of the listing, seller profile, and promised specifications
• Messages, emails, and advertising
• Photos of the product, packaging, serial numbers, and shipping label
• The date you received the item and when you noticed the problem
• Any brand or expert authentication statement
• Photos or medical records documenting an injury or reaction

Save the original files where possible. Don't depend on a marketplace listing remaining online.

Ask the seller and the marketplace for a refund

Contact the seller through the platform or the seller's verified support channel. State that the item appears counterfeit or was not as described, explain the evidence, and request a refund.

Report the listing to the marketplace at the same time. Follow that platform's process and deadline. A buyer-protection policy is separate from any legal right or card dispute. The platform may ask for photographs, an authentication report, or a return shipment.

Don't send a dangerous product through the mail without instructions. For a nonhazardous item, use tracked shipping if a return is required and keep the shipping receipt.

Use the payment method's dispute process

The payment rail controls what may be available next, and the deadlines are not all the same.

• Credit card: Ask the issuer how to dispute a purchase for counterfeit or not-as-described merchandise. Provide the listing, receipt, communications, photographs, and any authentication evidence.
• Debit card: Contact the bank's dispute or fraud department immediately. Debit-card procedures aren't identical to credit-card billing disputes.
• Person-to-person payment, wire transfer, gift card, or cryptocurrency: Contact the provider's fraud team at once. Recovery may depend on whether the transaction can still be stopped and how it was authorized.
• Cash: Keep the receipt and report the seller through the marketplace, brand, and appropriate authorities.

Ask the issuer for the exact deadline and required documents. Some card-network guidance, including Visa's chargeback overview, discusses a 120-day period in certain dispute situations. That isn't a universal U.S. deadline for every card, issuer, or counterfeit claim, so don't wait for the seller or brand to finish an investigation before contacting your bank.

A payment dispute is separate from a report to a regulator. The bank decides whether the transaction meets its dispute rules. The FTC does not automatically order a refund.

Report the seller

Use the marketplace's reporting tool and notify the brand if its name or logo was misused. You can also use the FTC's complaint instructions or file at ReportFraud.ftc.gov.

The FTC says consumer reports help agencies identify scams and unfair or misleading practices. A report doesn't guarantee a refund or mean that the agency will take an individual case, but it can help connect related complaints.

For a product that caused an injury or presents an immediate safety risk, contact the relevant health or safety regulator and keep the report number. If your personal information was exposed during the purchase, change reused passwords and monitor the account connected to the transaction.

What actually controls a refund or chargeback?

There usually isn't one universal counterfeit-refund rule for every U.S. purchase. The outcome may depend on the seller's return policy, the marketplace's buyer-protection terms, whether the item was clearly advertised as authentic, the evidence showing that it is counterfeit or materially different, the payment method and the issuer's dispute rules, applicable federal or state law, and whether you met the relevant reporting and return deadlines.

A marketplace takedown does not create an automatic refund. A seller's refusal doesn't end the matter either. Ask the platform and payment provider what evidence and deadline apply to your transaction.

A 14-day online cancellation period mentioned in some international consumer guides is not a universal U.S. rule. Keep the jurisdiction and payment method clear when asking for help.

Before you pay

Confirm that the seller is authorized or independently verifiable. Compare the price, model, packaging, and specifications with the brand's official information, and read the return and buyer-protection terms before you order. Keep screenshots of the listing, seller identity, and promised condition.

Prefer a payment method with a clear dispute process, and avoid pressure to move the conversation or payment off-platform. Check identifiers, but don't treat a serial number or hologram as conclusive. For medicines, cosmetics, chargers, batteries, and children's products, an authorized source matters more than a bargain.

Photograph the package as soon as it arrives if anything seems wrong. If the product is high value, arrange authentication before altering, wearing, or returning it.

If a suspicious item is already in your hands, stop using it, preserve the evidence, and contact the seller and your payment provider the same day. File an FTC report after that so the complaint is on record even if the money never comes back.