Your Questions, Answered

You can explore every MESA product in the Products section. Each product page presents that product's available information, ingredient list, usage instructions, warnings and frequently asked questions.

Each product's full ingredient list appears on that product's own detail page, matching the officially approved packaging information.

Directions for use are presented as their own section on the relevant product's detail page.

Product-specific warnings appear on that product's own detail page. We always recommend using products according to the instructions on the packaging or other official sources.

Each product's raw materials are listed on that product's own page, in the Full Ingredient List and Featured Ingredients sections. Because this information is specific to each product, the accurate, up-to-date list is only available on that product's own page.

A raw material can serve a specific role within a formulation — for example flavor, texture, or a traditional-use rationale. The existence of scientific literature about an ingredient does not mean the finished MESA product has been clinically proven for the same effect. These are two different things, and our Scientific Research library makes that distinction explicit.

Being naturally derived does not, on its own, guarantee that an ingredient is safe or effective. Safety needs to be considered together with the substance itself, the amount used, how it is used, quality, and the relevant scientific evidence.

You can review scientific publications related to ingredients in our Scientific Research library. For every publication, the library presents both its evidence level and its formulation relevance.

No. The Scientific Research Library presents scientific publications related to the ingredients used in MESA products. The existence of a publication does not automatically mean the finished MESA product has been clinically proven. For every publication, the library states both its evidence level and its formulation relevance separately, and the two should be read together.

MESA deliberately avoids presenting available scientific evidence as stronger than it is. A "Limited" or "Insufficient" classification means the available literature is not strong enough to support a confident conclusion for the specific research question or use it was reviewed for. It does not mean that no scientific literature exists on that ingredient, or that the ingredient is ineffective.

An "Indirect" classification means research exists that relates to the ingredient, but the study may differ from MESA's exact preparation, extract or species, dose, route of administration, intended use, or finished formulation. For that reason, the research is not presented as direct evidence for the finished product.

Our Scientific Research library is being expanded in stages, prioritizing publications that can be responsibly connected to our ingredients. An ingredient not yet having a publication in the library does not mean no scientific literature exists on it anywhere — it simply means that review is still in progress.

You can find detailed information about MESA's approach to quality on our Quality page.

You can find information about our approach to raw-material evaluation on our Quality page.

You can learn about our approach to quality on our Quality page, and find information specific to a particular product on that product's own detail page.

You can find detailed information about MESA on our About Us page.

You can find detailed information about our R&D approach on our Research & Development page.

MESA offers products under the STREPDOPS, NATURA STREPS, SEOXIN brands. You can find detailed information about each brand family on our Products page.

You can reach us through our Contact page.