What is it used for?
Helps maintain/support immune function within the upper respiratory tract [Source note 2].
Helps maintain/support the immune system [Source note 3].
Note: The terms 'Helps' or 'Helps to' can be used interchangeably on the label.
Who does this guide cover?
Adults 18 years and older
How is it taken?
Oral
Which forms are covered?
this reference excludes foods or food-like dosage forms as indicated in the Compendium of references Guidance Document.
Quantities
Method of preparation: Powdered
0.4 - 10 grams of dried colostrum, per day [Source note 4].
How is it used?
The reference does not require an additional label statement in this section. This does not establish an absence of risk.
How long is it used?
Ask a healthcare professional for use beyond 12 weeks [Source note 5].
Warnings and precautions
Ask a healthcare professional before use if you are pregnant or breastfeeding.
Ask a healthcare professional before use if you have diabetes, a history of cancer, or an immune system disorder [Source note 6].
Ask a healthcare professional before use if you are taking medications to suppress the immune system [Source note 7].
When should it be avoided?
Do not use if you have a known allergy/hypersensitivity to cow's milk [Source note 8].
Possible side effects
The reference does not require an additional label statement in this section. This does not establish an absence of risk.
Storage
Must be established in accordance with the requirements described in the applicable product regulations.
Preparation details
Ingredient identity, preparation requirements, and other details that define the scope of this guide.
Ingredients and preparations
| Proper name(s) | Common name(s) | Source information / Source material(s) | Source information / Part(s) | Source information / Preparation(s) |
|---|---|---|---|---|
| Bovine colostrum | Bovine colostrum | Bos taurus | Colostrum¹ | Dry |
References: Brayfield and Cadart 2024; Kim et al. 2009; Cesarone et al. 2007; Shing et al. 2007; Common name: Brayfield and Cadart 2024; Kim et al. 2009; Cesarone et al. 2007; Shing et al. 2007; Source information: Kim et al. 2009; Cesarone et al. 2007; Shing et al. 2007.
¹Not from hyper-immunized cattle.
Other ingredients
Must be chosen from the current source ingredient database and must meet the limitations outlined in the database.
Preparation and quality requirements
The finished product specifications must be established in accordance with the requirements described in the source authority source’s product quality guidance.
The active ingredient must comply with the requirements outlined in the source ingredient database.
Guide change history
Updates to this SupplementSafety.org guide.
Minor updates
Updated guide wording, organization, and source presentation. Added our editorial change history.
Initial release
Initial SupplementSafety.org guide prepared from source reference material.
Validation: Not yet completed. Editorial updates do not constitute clinical validation.
Sources
Source information
This guide organizes source material about uses, preparations, amounts, and precautions. Read the conditions alongside each statement; the information may apply only to particular preparations or populations.
The source document includes supporting references. We have not independently summarized or assessed every cited study for this guide.
- Source document version
- October 31, 2025
- Source captured
- Aug 15, 2026
- Editorial work
- Editorial preparation. Independent clinical review has not been recorded for this guide.
Full citations are available through the link above. Verification is required to open them; reading this guide does not require verification.
Taking a medication too?
Explore our supplement–medication interaction checker. Its coverage and review status are shown with the results; a missing finding does not establish that a combination is safe.