FAQ

Lewtress products are formulated with a focus on high-potency herbal extracts, standardized active compounds, and clean-label manufacturing. Unlike many mass-market supplements that rely on low-grade powders and heavy fillers, our formulas prioritize verified botanical sourcing, controlled extraction methods, and consistent potency.

We don’t formulate for shelf space — we formulate for results.

Our supplements are produced in facilities that follow strict quality and safety protocols aligned with UK and EU manufacturing standards. Every batch undergoes quality control procedures to ensure purity, consistency, and compliance.

No unnecessary fillers. No artificial colors. No synthetic preservatives unless absolutely required for stability and safety.

We focus on clean formulations that respect the integrity of the herb.

We prioritize:

• Standardized extracts with verified active compounds
  
• Reputable global sourcing partners
  
• Controlled harvesting practices
  
• Stability and potency testing
  

Our founders, Rob and Cathay Lewis, come from a holistic therapy background, so ingredient quality isn’t a marketing line — it’s foundational.

Many of our capsules are vegetarian-friendly. Specific product pages will clearly state capsule composition and suitability.

If you are pregnant, nursing, have a medical condition, or are taking prescription medication, always consult your healthcare professional before starting any supplement.

Herbal supplements are powerful — they deserve the same respect as conventional medicine.

Herbal supplements support the body gradually. Some customers notice changes within weeks; others may require consistent use over a longer period. Results depend on the individual, lifestyle factors, and the specific formula.

Consistency matters.

Yes. Quality control testing helps ensure identity, purity, and potency. Our goal is to deliver consistent, reliable formulations in every bottle.

Orders are typically processed within 1–2 business days. Delivery times depend on location and chosen shipping method. Full details are available at checkout.

Our customer support team is here to help. If your question isn’t covered above, please contact us and we’ll respond promptly.

Log into your account on the website and check the “My Orders” section.