Wellness by Designs - Practitioner Podcast
Aug 20, 2026 · 44 min · 14 segments
Colostrum used to be a staple for gut and immune support, but if you’ve noticed product quality drifting, labels getting vague, or patients reacting poorly, you’re not imagining it. I sit down with Dr…
Andrew Whitfield-CookHostAnd so when we're talking about colostrum, we talk about secretory IgA, which is the immunoglobulin A, two of those joined by a J chain.
But we've also got things like lactoperoxidase, lactoferrin, blah, blah, blah.
So it's very similar to colostrum in that it's a complex protein mixture, right? So you talked about a peroxidase, right? So colostrum is IgA, IgG, a lot of other proteins, casein, and non-proteins as well, such as lactose and fats.
Immunolin, when it comes to what it is molecularly, is also very similar in that it's a complex mixture of the proteins you would find in your plasma.
And so we've actually done a lot of proteomics work on immunolin to assess what are the other proteins that are there.
Albumin is one of the other major proteins, not IgG, but Immuno itself is over 50% IgG.
And that's kind of one of its defining features, especially when compared to colostrum.
And that begets being able to process it in a way that lends itself to a stable, consistent final product.
Also within Immunolin is some transferrin, which is a protein that's responsible for iron binding and iron binding transport, and actually does have some ability to to break down bacterial cell walls and bind some toxic components.
All in all, it's approximately 180 proteins, most of which are very, very small abundance.
But in our kind of analysis of it, what we've determined is I think there's effectively no significant difference lot to lot of the concentration or identity of those other proteins.
So, again, I think it goes back to consistency for immuno and what it is molecularly.
And so when we're talking about colostrum, we talk about secretory IgA, which is the immunoglobulin A, two of those joined by a J chain.
But we've also got things like lactoperoxidase, lactoferrin, blah, blah, blah.
So it's very similar to colostrum in that it's a complex protein mixture, right? So you talked about a peroxidase, right? So colostrum is IgA, IgG, a lot of other proteins, casein, and non-proteins as well, such as lactose and fats.
Immunolin, when it comes to what it is molecularly, is also very similar in that it's a complex mixture of the proteins you would find in your plasma.
And so we've actually done a lot of proteomics work on immunolin to assess what are the other proteins that are there.
Albumin is one of the other major proteins, not IgG, but Immuno itself is over 50% IgG.
And that's kind of one of its defining features, especially when compared to colostrum.
And that begets being able to process it in a way that lends itself to a stable, consistent final product.
Also within Immunolin is some transferrin, which is a protein that's responsible for iron binding and iron binding transport, and actually does have some ability to to break down bacterial cell walls and bind some toxic components.
All in all, it's approximately 180 proteins, most of which are very, very small abundance.
But in our kind of analysis of it, what we've determined is I think there's effectively no significant difference lot to lot of the concentration or identity of those other proteins.
So, again, I think it goes back to consistency for immuno and what it is molecularly.
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