
As interest in eggshell membrane collagen continues to grow, so does the conversation around what makes one ingredient different from another.
Source matters. Processing matters. Composition matters. So do quality, transparency, and the ability to consistently characterize what is in the ingredient.
For NEM®, that has meant building credibility over more than 20 years through strategic manufacturing processes, repeatable analytical testing, and ingredient-specific research. Sourced from fresh, USDA Certified eggs, NEM® is NutraStrong™ Collagen Verified, which provides an added layer of independent validation around quality and ingredient integrity. This verification ensures that the amount of collagen consumers receive is not inflated, nor does it fluctuate from dose to dose.
But ultimately, consumers and formulators should be asking an even more important question:
Does the ingredient actually work in the form and at the dose being recommended?
At Stratum Nutrition®, we believe the answer needs to come from the science.
That is why NEM® has never been built around simply sharing the same eggshell membrane origin as other ingredients or relying on category-level presumptions. NEM® is backed by ingredient-specific human clinical research demonstrating its ability to support joint comfort, mobility and healthy cartilage, all in a convenient 500 mg once-daily dose.*
The difference isn't hype.
It's unparalleled evidence.

Eggshell membrane is a naturally complex material. But sharing the same general source does not mean that every finished eggshell membrane ingredient is interchangeable.
Differences in processing, composition, characterization, and research can influence the finished ingredient. That's precisely why consumers, product developers and brands should look beyond the words eggshell membrane on a label.
They should look at the specific ingredient that was actually studied.
NEM® is a patented eggshell membrane ingredient backed by extensive research and produced using a proprietary process to release peptides as well as preserve the native undenatured components. This unique combination results in a fast-acting and effective blend to help reduce joint pain and stiffness while protecting cartilage against breakdown. Today, the ingredient is backed by 10 human clinical studies conducted worldwide, along with numerous in vitro and in vivo studies supporting its mechanisms of action. The human research portfolio includes both participant-reported outcomes and objective measures, giving manufacturers and consumers evidence directly connected to the branded ingredient and its intended joint-health applications. Stratum Nutrition's broader NEM® research program has examined areas including joint discomfort, stiffness, exercise-induced joint response, and cartilage turnover.
That distinction matters.
General research can help establish the potential of an ingredient within a category. Ingredient-specific clinical research helps demonstrate whether a particular ingredient delivers meaningful effects in that category.
Supplement shoppers are conditioned to compare numbers.
Like most ingredients, with eggshell membrane, a smaller number does not automatically mean greater efficacy, and a larger number does not always mean a stronger ingredient.
Processing, composition, and the form of the ingredient can all influence how it performs. That makes dose meaningful only when it is viewed together with the research and efficacy behind that specific ingredient.
The right question is whether the exact ingredient being consumed, in its specific form, has been demonstrated to work at that dose in human clinical research.
For NEM®, that answer is 500 mg once daily.
Published randomized, placebo-controlled human research has evaluated NEM® at this 500 mg daily dose. In one study involving healthy postmenopausal women, participants received either 500 mg of NEM® or placebo daily while completing a controlled exercise regimen. Researchers assessed exercise-induced joint discomfort and stiffness as well as CTX-II, a biomarker associated with cartilage breakdown.
Another randomized, multicenter, double-blind, placebo-controlled study in healthy men and women evaluated the same 500 mg once-daily dose, reporting statistically significant improvements in measures of joint pain and stiffness as well as CTX-II compared with placebo.
That's an important corroboration of NEM’s efficacy.
Different eggshell membrane ingredients may be positioned at different serving sizes, but dose alone does not establish equivalence or superiority. The scientific support should match the branded ingredient, its processing method, and the amount used in the finished product.
For consumers, 500 mg also makes daily supplementation simple. For formulators, the compact dose provides flexibility across capsules, tablets, powders and other delivery formats without requiring large gram-level amounts of the ingredient.
NEM® also challenges the idea that collagen should be viewed through a single-component lens.
Eggshell membrane contains a naturally occurring matrix of structural proteins and other compounds associated with connective tissue. NEM® is predominantly protein and provides naturally occurring collagen types I, V and X, along with glycosaminoglycans including chondroitin sulfate, dermatan sulfate, keratan sulfate and hyaluronic acid.
That makes NEM® more than simply another collagen ingredient.
NEM® is a multi-collagen eggshell membrane matrix delivering multiple naturally occurring components in one ingredient at an ultra-low dose.
Rather than isolating one piece of the joint-health puzzle, NEM® provides a naturally comprehensive approach designed to support the structures that help keep people moving.
Joint-health supplements have traditionally been associated with long periods of supplementation before consumers may notice a difference.
NEM® has helped change that expectation.
Research on NEM® has demonstrated benefits related to joint discomfort and stiffness within a relatively short supplementation period. Human clinical findings support reductions in joint discomfort, stiffness and cartilage breakdown in as little as 4–11 days, depending on the studied endpoint and population.*
Research involving exercise-induced joint discomfort has demonstrated an even faster response. NEM® has been studied in healthy populations performing controlled exercise, with research examining benefits beginning after the first days of supplementation and recovery following physical activity. Health Canada has also authorized a claim that NEM® helps provide relief from joint pain resulting from moderate-intensity aerobic exercise as quickly as the first day.
That is why calling NEM® fast-acting isn't simply a positioning statement.
NEM® is grounded in research.
Joint health is about more than occasional discomfort.
Healthy movement depends on multiple factors working together, from comfort and flexibility to the integrity of the cartilage that helps cushion our joints.
NEM®’s partially hydrolyzed composition may also help explain how it can act quickly. Mechanistic research suggests that smaller peptides released from this specific matrix can influence inflammatory signaling pathways, such as Nf-kβ, helping to attenuate joint discomfort. At the same time, larger membrane fragments can interact with tissues within the gut, supporting a complementary immune-modulating pathway.
That's why NEM® takes a triple-action approach, with research supporting the ingredient’s ability to help:
Research utilizing CTX-II, a recognized biomarker of type II collagen degradation, has provided an objective way to investigate NEM®'s effect on cartilage turnover in exercising individuals, adding another layer of evidence beyond subjective reports of how participants felt. Stratum’s use of CTX-II in this controlled exercise model is also supported by a patented study design for evaluating joint supporting ability and chondroprotective efficacy.
This combination of subjective outcomes and objective measurement that helps tell a more complete story about NEM®.
There is an important principle consumers and formulators should remember when comparing branded ingredients:
Research on an ingredient in a specific category isn't automatically research on every ingredient within that category.
If a finished product is being promoted on the strength of scientific evidence, ask what ingredient was used in the study.
Was it the same branded ingredient?
Was it tested at the same dose?
Was it studied for the same intended benefit?
Were the outcomes relevant to the claims being made?
For NEM®, those questions have straightforward answers because the research has been conducted on NEM®.
That is what ingredient-specific science should look like.
Trends, terminology, and ingredient claims will continue to change. NEM® stands apart with proven science, established global use, and a track record brands can trust. Made from eggshell membrane recovered from U.S. food-processing operations and Upcycled Certified™, NEM® turns a valuable food-industry byproduct into a clinically researched joint health ingredient. Backed by 10 human clinical studies globally, a clinically studied 500 mg once-daily dose, and a naturally occurring matrix containing collagen types I, V, and X, NEM® delivers research-backed support for joint comfort, stiffness, mobility, and cartilage health; giving brands more than a marketing claim; it gives them substantiated science.
NEM® provides evidence.
More than 1.8 billion doses of NEM® have been sold worldwide, further reflecting the ingredient's established presence in the global joint-health market.
And that is why NEM® continues to stand behind a bold statement:
The #1 fast-acting, triple-action, branded eggshell membrane collagen on the market.*
Because when it comes to joint-health ingredients, consumers shouldn't have to choose between a good story and good science.
They deserve both.
*These statements have not been evaluated by the U.S. Food & Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
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As interest in eggshell membrane collagen continues to grow

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