Dose Transparency
No proprietary blends. Every ingredient and dose is clearly disclosed.
Third-Party Tested
Every batch independently verified for identity, potency, and purity. Certificate of Analysis published.
U.S. Manufactured
Manufactured in a cGMP-compliant, NSF/ANSI 455-2 certified U.S. facility with globally sourced ingredients.
MD Formulated
Evidence-informed formulas developed by the Marek Health medical team.
Explore the full line of supplements
Modular formulary designed to support performance, recovery, and long-term health.‡

Trust built on transparency
We publish every test result
Every batch undergoes 10+ independent tests by ISO/IEC 17025-accredited labs. We publish full results; heavy metals, microbiology, identity, potency — for every product, every batch.
Every Batch 10/10
Test pass rate
Identity & Potency
We verify what's on the label is in the bottle
Heavy Metals & Microbes
Screened for toxins
ISO Accredited
Tested by independent labs before release
MAREK SUPPLEMENTS - MODULAR BY DESIGN
Daily schedule
Morning
Before eating
FASTED5g in water
Breakfast
With food containing fat
WITH MEALLunch
Midday, with food
WITH MEAL2 capsules
Berberine5 (dose 2/2)
1 capsule · with carbs
Anytime
Flexible timing
FLEXIBLEBefore Bed
30-60 min before sleep
WIND DOWN4 capsules
5g in water or chamomile tea
These statements have not been evaluated by the Food and Drug Administration. Dosing guidance is educational only and not a substitute for medical advice. Consult your healthcare provider before starting any new protocol.
FAQs
How long does shipping take?
We ship fast — orders go out within 1 business day. From there:
- Standard (3–7 business days): Free on orders over $99 within contiguous U.S.
- Expedited (2–3 business days): Available at checkout
You'll receive tracking info by email as soon as your order ships.
Do you ship internationally?
We currently ship within the U.S. only.
International shipping is coming — sign up for our newsletter and we'll let you know when it's available.
Are your supplements third-party tested?
Every single batch of Marek Supplements is manufactured in a cGMP-compliant, NSF/ANSI 455-2 certified U.S. facility, with globally sourced ingredients tested by two ISO-accredited laboratories for identity, potency, heavy metals, microbial contaminants, and allergens. Because what's on the label should be what's in the bottle — and nothing else.
Do you offer subscriptions?
Absolutely. Choose Subscribe & Save at checkout and we'll ship every 90 days — you'll save 10% on every order, and you can pause, skip, or cancel whenever you like.
Are your supplements non-GMO and gluten-free?
Yes. All Marek Supplements are non-GMO and gluten-free (verified by third-party lab testing), with no artificial dyes or preservatives.


















