We started taking Z-stack a short time after COVID started. We continue to take them daily and feel this has helped us immensely over the years by avoiding colds, flu and even being exposed to covid.... Vis mer
Vi bekrefter ikke spesifikke uttalelser siden en forfatters mening er hens egen, men vi kan merke en anmeldelse som "bekreftet" når vi kan bekrefte at det har vært kontakt med virksomheten. Mer informasjon
For å beskytte plattformens integritet vil alle anmeldelser på plattformen—bekreftet eller ikke—bli undersøkt av vår automatiserte programvare (tilgjengelig hele døgnet). Denne teknologien er designet til å identifisere og fjerne innhold som bryter med retningslinjene våre, deriblant anmeldelser som ikke er basert på en faktisk erfaring. Vi vet at vi ikke kan fange opp alt. Hvis du tror at vi har gått glipp av noe, kan du rapportere det. Mer informasjon
Se hva andre synes
I have been taking Z-Stack for years. I know without s doubt it has helped me fight off colds and other ailments. Several years ago, I got COVID, even after taking 3 sticks(never again) but with all... Vis mer
Selskapet har svart
For three years Z-Stack ihas been an exceptional preventive against bacteria and virus both - takes me literally 15 minute to break an attack. It also seems to prevent Covid 19. No side effects at all... Vis mer
Selskapet har svart
I have taken Z Stack since 2021 and have not had a sick day in the time since. Never got Covid. Very good immune protection. (I added K2 to the regimen some time thereafter due to learning that this... Vis mer
Selskapet har svart
Informasjon om virksomheten
Skrevet av virksomheten
Zelenko Labs, built on the legacy of Dr. Vladimir Zelenko, creates products with purpose, precision, and integrity. Every formulation is made with high-quality ingredients and consistent standards, so you can feel confident in what you’re using. Thoughtful, reliable, and principled — Zelenko Labs products are made for people who care about quality. Our All American customer service team is here to help Monday through Friday, 9 AM to 5 PM EST — just give us a call at 1-800-ZELENKO (1-800-935-3656) or email our team at support@zstacklife.com
Kontaktopplysninger
Boca Raton , USA
- 1-800-935-3656
- support@zstacklife.com
- zstacklife.com
Ingen tidligere historie av å be om anmeldelser
Denne virksomheten har ikke oppfordret kundene i det siste, og anmeldelser er derfor kanskje ikke representative
Har svart på 100 % av de negative anmeldelsene sine
Bruker vanligvis over én måned på å svare
Slik bruker virksomheten Trustpilot
Se hvordan anmeldelsene og vurderingene deres innhentes, vurderes og modereres.
No customer communication
I ordered a product (order 12085) from them on 2nd September for posting to Australia. For some reason it did not leave USA but was returned to them by US Postal Service on 20th September.
I have sent 4 emails, left a message on their website and never received one reply.
In frustration I rang them on 4th October (3rd Oct US time) and they promised to re-post to me and let me know the new Tracking details by 7th October, still no advice received as at 10th Oct. They may have a good product but their customer relations service is non existent.
This is an excellent product
This is an excellent product. Just like in a Rolls Royce Car Dealer, if you can't afford to buy or don't even ask how much? Salesman will tell you, "you can't afford it so just leave..."..lol... You don't bad mouth Rolls Royce coz you can't afford it do you? you're already bias her so just sit down and don't say anything about it specially if you've never tried it and too cheap to spend $$ for your own health. Did you complain about Balance of Nature $69.95 a month with auto refill every 28 days as "preferred" to get the cheaper per bottle price? Just sit down dude. If its not for you, don't but it. It's very simple.
A+ Experience
Good product, high quality from a great source. Dr. Zelenko is a leader in his field
This site sells vitamins very expensively, and when posting review about the same, it does not appear.
These good people have a site where they do not publish genuinely made reviews of their product, pricing, service levels etc. - so I have chosen to report that particular fact about the site.
They charge an arm and a leg - which they are naturally free to do - but then when reporting that as a review, they do not post it. That is not genuine. I will indeed revise this statement here, if they start posting reviews honestly.
Dette er Trustpilot
Alle kan gi tilbakemelding på Trustpilot. De som skriver en anmeldelse, har rett til når som helst å redigere og slette den. Enhver publiserte anmeldelse er synlig så lenge en tilknyttet konto er aktiv.
Virksomhetene kan automatisk be kundene om anmeldelser, og disse blir bekreftet som faktiske opplevelser.
Lær mer om andre slags anmeldelser.
Vi har et eget team og smart teknologi som beskytter plattformen vår. Finn ut hvordan vi motvirker falske anmeldelser.
Lær om anmeldelsesprosessen på Trustpilot.
Verifisering kan bidra til å sørge for at anmeldelsene du leser på Trustpilot, er skrevet av faktiske personer.
Det kan gi en skjev TrustScore å tilby belønning for eller be bare enkelte kunder om å skrive en anmeldelse, og dette går imot retningslinjene våre.








