Health Product Pre-Purchase Checklist
This checklist is not medical advice and is not a product recommendation. No product, device, test, or service can replace clinician diagnosis, treatment, medication decisions, follow-up, screening, or emergency judgment.
This page does one thing: before payment, pause the health product, sort the risk level, and ask a few key questions.
It applies to dietary supplements, herbs, nutrition products, health devices, home tests, wearables, genetic tests, microbiome tests, longevity programs, beauty devices, wellness programs, health lectures, memberships, communities, and high-priced packages.
30-Second Sort
If you see any of these, do not pay yet
It asks someone to stop medication, delay care, avoid standard treatment, make a high-price purchase today, keep it secret, recruit others, or ignore a clinician.
May involve personal medical risk
The user is an older adult, child, pregnant or postpartum, has chronic disease, takes multiple medications, has liver/kidney problems, is before or after surgery, or is in cancer treatment.
Evidence, price, privacy, or exit is unclear
The claim sounds broad, the total cost is unclear, renewal or refund terms are vague, or sensitive personal and family health data are requested.
Low cost, low risk, no medical replacement
It is affordable, can be stopped, does not replace care, and everyone understands it is only supportive.
Pause Button
When limited-time offers, familiar recommendations, anxiety, or parental pressure push you forward, take four steps first:
1. Do not pay, transfer money, finance, or enter sensitive health information today.
2. Photograph the product name, ingredients, price, claims, contract, and payment method.
3. Ask: will it replace follow-up, medical care, medication, screening, or the real lifestyle action that should happen?
4. Set a time to discuss again: tomorrow, after the next follow-up visit, or after asking a clinician/pharmacist.When a family member wants to buy, you can say:
Let's not decide this immediately. I will help photograph the ingredients, price, and cautions.
If it does not affect medications, delay follow-up, or cost too much, we can look slowly.
But if it involves stopping medication, a high-priced package, membership, recruiting, or secrecy, we block it first.Pausing is not denying the family member. It changes "pay now" into "look at risk first."
A Few Check Questions
If you still want to keep looking, ask only six questions:
1. What exactly is it?
Separate ordinary food, dietary supplement, drug, medical device, test, device, program, course, and community first. If the category is unclear, delay the purchase.
2. What does it promise to solve?
"Support the body," "boost immunity," and "anti-aging" are too vague. The more it sounds like treatment, the higher the evidence bar.
3. Will it replace what really needs to happen?
It cannot replace follow-up, medical care, medication, regular screening, sleep, activity, food, or red-flag handling.
4. Does the user have special risk?
Older adults, children, pregnant or postpartum people, chronic disease, multiple medications, liver or kidney problems, before/after surgery, and cancer treatment all require asking a clinician or pharmacist first.
5. Are money and privacy controllable?
Look at total price, renewals, refunds, financing, membership, recruitment, rewards, and whether too much personal or family health information is requested.
6. If we do not buy today, what is the steadier next action?
It may be repeating a test, organizing a medication list, recording markers, asking a clinician or pharmacist, or simply sleeping better, moving more, and keeping existing treatment and follow-up steady.
Four Possible Conclusions
Do not buy: replaces treatment, exaggerates effects, high-priced membership, recruiting/rewards, requires secrecy.
Ask first: involves disease, medication, testing, pregnancy/postpartum, children, older adults, surgery, or chronic disease.
Delay first: evidence, price, privacy, renewal, and exit are still unclear.
Can buy: low cost, low risk, stoppable, does not replace medical care, and everyone knows it is only supportive.References
As of 2026-06-28, this page mainly uses:
- FDA: Health Fraud Scams
- FDA: Dietary Supplements
- FDA: Home Health and Consumer Devices
- FDA: Direct-to-Consumer Tests
- FTC: Common Health Scams
- FTC: Dietary Supplements
- NCCIH: Using Dietary Supplements Wisely
More source entries are in the source registry. The book's evidence rules are in the evidence policy.
One Sentence
Sort and pause before buying a health product; the real risk is that it replaces follow-up, medical care, medication, and more important health actions.