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Free standard deliveryJarrow Formulas Lactoferrin

Jarrow Formulas

Lactoferrin

£45.00

Lactoferrin by Jarrow Formulas is a single-ingredient supplement providing lactoferrin, a naturally occurring iron-binding glycoprotein found in colostrum and human milk.

  • May support innate immune function during periods of stress
  • Studied for antimicrobial activity against common pathogens
  • Supports regulated iron absorption in the gut
  • Single-ingredient formula — easy to assess and stack
  • Relevant for recovery periods or frequent illness
4.9(16 reflections)
1

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Jarrow FormulasLactoferrin
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About This Product.

Lactoferrin by Jarrow Formulas is a single-ingredient supplement providing lactoferrin, a naturally occurring iron-binding glycoprotein found in colostrum and human milk. In the body, lactoferrin plays a role in innate immunity and iron metabolism — it binds free iron in a way that may limit the availability of iron to pathogens, and it is studied for its antimicrobial and immune-modulating properties.

This supplement suits people looking to support immune resilience, particularly during periods of higher susceptibility — frequent illness, recovery from antibiotics, or times of elevated physiological stress. It may also be relevant for those with suboptimal iron absorption, since lactoferrin supports the regulated uptake of iron in the gut without the gastrointestinal side effects often associated with iron salt supplements.

Lactoferrin is derived from bovine milk and shares significant structural homology with human lactoferrin, which is why bovine lactoferrin is the form most commonly used in research. It is generally well tolerated. Those with dairy protein allergy should take care, as the source is milk-derived.

Jarrow Formulas is a long-standing US supplement brand with a reputation for clean, well-labelled formulations. The ingredient list here is transparent and focused — one active, no unnecessary additions — which makes it straightforward to assess and to stack with other supplements without overlap or interaction concerns.

Lactoferrin 250mg

Lactoferrin

How to Take It

i.

Take one capsule daily, as directed on the packaging. Lactoferrin is typically taken with or without food, though taking it away from high-dose iron supplements may preserve its iron-binding activity. Follow the guidance on your packaging for any specific timing recommendations.

Frequently Asked.

What is lactoferrin and where does it come from?

Lactoferrin is an iron-binding glycoprotein found naturally in milk and other secretions. This product uses bovine lactoferrin, derived from cow's milk, which shares a high degree of structural similarity with the lactoferrin found in human breast milk and is the form most widely studied in research.

Is this suitable for people with a dairy allergy?

Lactoferrin is a milk-derived protein, so it is not suitable for anyone with a confirmed dairy protein allergy. If you have a lactose intolerance rather than a milk protein allergy, the risk is lower, but it is worth checking with your doctor before use.

Can I take this alongside an iron supplement?

It is generally advisable to separate lactoferrin from high-dose iron supplements, as lactoferrin binds free iron — taking them together may reduce the availability of supplemental iron. Space them a few hours apart and discuss with your clinician if you are being treated for iron deficiency.

How long before I might notice a difference?

Lactoferrin is not a fast-acting stimulant; its effects on immune function and iron metabolism are more gradual. Most research looks at outcomes over several weeks of consistent use. It is best thought of as a background-support supplement rather than something with an immediate, noticeable effect.

Who is most likely to benefit from taking lactoferrin?

People who experience frequent infections, are recovering from a course of antibiotics, or have difficulty absorbing iron through conventional iron supplements may find lactoferrin particularly relevant. It is also studied in the context of gut health and inflammation, though the evidence is stronger for immune and iron-related applications.

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Customer Reflections

Overall Sentiment

4.916 reflections
1 – 6 of 16 reflections
CM

Noticeably fewer colds this winter

5 months ago

I started taking this in October after being ill three times on the trot last year. So far so good — only one mild cold since, and it passed quickly. Hard to attribute anything definitively to a single supplement but I'm keeping this one in my routine.

T

Clean label, does what it says

5 months ago

One ingredient, nothing hidden. That's exactly what I want from a supplement. Been taking it for about six weeks alongside my usual vitamin D and zinc. Immune system feels more robust — less of that run-down feeling I usually get mid-winter.

SR

Good product, capsule a touch large

5 months ago

I've been using this for about two months and genuinely think it's helped with my iron absorption — my GP commented my levels were better at my last check. Only gripe is the capsule size, it's on the bigger end and I do struggle to swallow it. Would be great if they offered a smaller cap or powder option. Still reordering though.

JW

Stacks well, no side effects

6 months ago

Was already taking a probiotic and magnesium glycinate, so I wanted something that wouldn't overlap or interfere. Lactoferrin fit perfectly — single ingredient, no fillers, no issues with my gut at all. That alone makes it worth the price for me.

PM

6 months ago

Bought this after finishing a course of antibiotics. Wanted to support my immune system while rebuilding. Have felt genuinely well since — more energy, no post-antibiotic slump I usually experience. Will be buying again.

OH

Solid immune support supplement

6 months ago

Works quietly in the background. I don't feel dramatically different but I've not been ill since starting it, which is unusual for me — I work in a primary school. Good value for a clean, single-ingredient product.

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