Immune Support

Colostrum (Bovine)

Also known as: Bovine colostrum, First milk, Immunoglobulins

Evidence

First milk containing immunoglobulins, lactoferrin, and growth factors. Supports gut immunity, barrier function, and overall immune health.

Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.

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Primary uses

Immune support
Gut barrier
IgG antibodies
Athletic recovery
Gut health
Growth factors

How it works

Contains immunoglobulins (IgG, IgA)
Growth factors (IGF-1)
Lactoferrin antimicrobial
Gut barrier support

Dosage

Typical range: 1-5g daily
Timing: Empty stomach or with light food
With food: Light food or empty stomach
Duration: Safe long-term
Special populations: Gut health, athletes, immune support

Forms

Powder
Capsules
Liposomal

Safety

Common side effects

GI upset initially
Bloating

Contraindications

Dairy allergy
Lactose intolerance (some products)

Evidence notes

Traditional use with research on gut and immune benefits

Grade B: Some human trials support key claims; further confirmation needed.

Related in Immune Support

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.