Supplement guides
Supplement guides, page 12
Plain-English guides on labels, doses, real prices, free trials and refunds. Written to help you check a product, not to sell you one.
Guides on this page
Do I have to return the bottles for a refund?
Most refund pages want the bottles back. Who pays return shipping, what 'minus shipping and handling' means, and what to check before you buy.
RefundsWhat does an empty bottle guarantee mean?
An empty bottle guarantee lets you return a used-up supplement. The terms, proof, deductions and time limits to read before you rely on it.
PricingClicked an upsell by mistake? How to cancel extra bottles
Accepted an extra offer by accident? Find the separate order, ask in writing to cancel or refund, and know your card dispute deadlines.
RegulationAuto-renewal and trial offer rules in the US: ROSCA explained
ROSCA, the FTC negative option rule and what they mean when a supplement trial turns into a subscription, with real checkout examples.
PricingOrdering a US supplement from abroad: shipping and customs
What to expect when a US supplement ships abroad: real fees and delivery times, how customs and VAT can apply, and how returns work.
PricingWhy the Digistore24 price changes by country: VAT, currency and packs
Why a Digistore24 supplement price differs by country: VAT, currency and pack size, with a worked VAT example and what we saw on real order forms.
PricingAffiliate link or official site: is the price or refund different?
Is it cheaper to buy from the official site than from an affiliate link? What stays the same on ClickBank and Digistore24, and where gaps come from.
PricingIs it safe to buy a supplement offer from Amazon or eBay?
Is it safe to buy a supplement offer from Amazon or eBay? What the FDA and Amazon say, what you lose versus the official order form, and a buying checklist.
Red flagsLookalike official websites for supplements: how to verify
Several sites all say "official"? Use five quick checks, domain age, seller address, order form and label, before you enter a card number.
ResearchWho is the real seller behind a ClickBank offer?
A brand name is not a company. Find the real seller from the footer, the label, your CLKBank.com order and the refund policy.
Guides are general information, not medical advice. Read how we review and our medical disclaimer.