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Feline Immune System Support
Supports optimal immune system function
Explore the animal health guide →$45.60Price checked 2026-09-20
Buy now through WSNC inSITE ↗You’ll continue to Standard Process’s secure WSNC storefront to review the official product listing and complete your order.
Practitioner guidance matters.
Consult your veterinarian before beginning a new supplement program for your animal.
Consult your veterinarian before beginning a new supplement program for your animal.
Product overview
What to know about Feline Immune System Support
Feline Immune System Support is a cat immune supplement that provides nutritional and biochemical support for healthy immune cells and tissues in cats. Review the listed serving, ingredients and cautions before ordering.*
Key label facts
A 350 mg tablet contains a 265 mg proprietary blend with eleuthero, liver, glutamine, tissue extracts, kelp and other ingredients. Tablet weight and blend weight are different measurements.
These are labeled serving facts. Follow this product’s manufacturer directions and full cautions.
- Feline Immune System Support is a cat immune supplement that provides nutritional and biochemical support for healthy immune cells and tissues in cats.
- Review the listed ingredients and pet dosing information for Feline Immune System Support.
- Check the manufacturer cautions and directions before use.
Ingredients and dietary attributes
Ingredient overview
Amount per 1 Tablet (350 mg): Proprietary Blend 265 mg Eleuthero ( Eleutherococcus senticosus ), bovine liver, L-glutamine, porcine jejunum, bovine orchic Cytosol™ extract, bovine thymus Cytosol™ extract, amla extract, ribonucleic acid, bovine spleen PMG™ extract, bovine pituitary PMG™ extract, bovine adrenal Cytosol™ extract, organic pea vine juice powder, bovine spleen, ovine spleen, organic buckwheat (aerial parts) juice powder, organic buckwheat flour, bovine kidney, organic oat flour, organic alfalfa (aerial parts) juice powder, copper amino acid (rice) chelate, iron amino acid (rice) chelate, zinc amino acid (rice) chelate, kelp, and bovine pancreas PMG™ extract. Other Ingredients: Calcium stearate and honey. Confirm the selected package label before use.
Dietary and allergen considerations
For animal use only. Consult a veterinarian if the animal's condition worsens or fails to improve; review the manufacturer's label for breeding and pregnancy cautions. Keep out of reach of children and animals. Current manufacturer cautions: Cautions : Safe use in pregnant animals or animals intended for breeding has not been proven. If animal’s condition worsens or does not improve, stop product administration and consult your veterinarian. Warnings : For animal use only. Keep out of the reach of children and animals. In case of accidental overdose, contact a health professional immediately.
Use the ingredient statement and label on the package you receive as the current source for dietary decisions.
Nutrient references
Ingredient research context
Review current Feline Immune System Support label and listing in the WSNC inSITE store ↗ for the ingredients and nutrients in this product. The references below give ingredient or nutrient context; they do not test or endorse the formula.
Browse NIH ingredient and nutrient fact sheets ↗ for general background. Use the current product listing and label for this formula’s details.
Compare the label details
Feline Immune System Support label comparisons
Is 350 mg the proprietary blend amount?. Compare the exact selected label, species, preparation and manufacturer directions. Shared ingredients do not establish equivalent formulas or individual doses. Veterinary products require species-appropriate veterinary guidance.
| Product | Listing focus | Declared formula in brief | Label directions |
|---|---|---|---|
| Feline Immune System SupportView product →Standard Process Veterinary Formulas | Supports optimal immune system function | A 350 mg tablet contains a 265 mg proprietary blend with eleuthero, liver, glutamine, tissue extracts, kelp and other ingredients. Tablet weight and blend weight are different measurements. | Administer orally. Best if given with food. Give one tablet two times per day, or as directed.Full ingredients and cautions → |
| Feline Enteric SupportView product →Standard Process Veterinary Formulas | Provides general digestive system support | A 350 mg tablet contains a 290 mg blend with porcine jejunum, stomach and duodenum, bovine liver, glutamine, wheat germ and green mussel (shellfish). | Administer orally. Best if given with food. Give one tablet two times per day, or as directed.Full ingredients and cautions → |
| Feline Whole Body SupportView product →Standard Process Veterinary Formulas | Provides general multisystem support | Per tablet guaranteed analysis: sodium maximum 5 mg, zinc minimum 180 mcg and chromium minimum 5 mcg. Includes animal tissues, vegetables, green mussel (shellfish) and wheat germ. | One tablet two times per day, or as directed.Full ingredients and cautions → |
Common questions
Feline Immune System Support FAQ
Clear answers based on the current manufacturer listing and practitioner context.
What is Feline Immune System Support for?
Feline Immune System Support is a cat immune supplement that provides nutritional and biochemical support for healthy immune cells and tissues in cats.
How is Feline Immune System Support used?
Administer orally. Best if given with food. Give one tablet two times per day, or as directed.
What is included in Feline Immune System Support?
Amount per 1 Tablet (350 mg): Proprietary Blend 265 mg Eleuthero ( Eleutherococcus senticosus ), bovine liver, L-glutamine, porcine jejunum, bovine orchic Cytosol™ extract, bovine thymus Cytosol™ extract, amla extract, ribonucleic acid, bovine spleen PMG™ extract, bovine pituitary PMG™ extract, bovine adrenal Cytosol™ extract, organic pea vine juice powder, bovine spleen, ovine spleen, organic buckwheat (aerial parts) juice powder, organic buckwheat flour, bovine kidney, organic oat flour, organic alfalfa (aerial parts) juice powder, copper amino acid (rice) chelate, iron amino acid (rice) chelate, zinc amino acid (rice) chelate, kelp, and bovine pancreas PMG™ extract. Other Ingredients: Calcium stearate and honey. Confirm the selected package label before use.
Is 350 mg the proprietary blend amount?
No. The panel identifies a 350 mg tablet containing a 265 mg blend. The full tablet weight is not the dose of eleuthero, glutamine or any other single ingredient. Enteric and Whole Body Support are different feline preparations. Use the current one-tablet twice-daily direction and review the complete ingredients and cautions.
Source transparency
Product sources and review notes
Product details and formulas may change. Review the current manufacturer listing and the label on the package before use. The date above records a price check; it is not an editorial review date. How we research product information →
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