---
product_id: 724272580
title: "Fera Pets Lysine Powder for Cats - Immune Support Supplement with Quercetin & Postbiotics - Promotes Respiratory Health & Normal Inflammatory Response - Helps Maintain Normal Eye Health - 60 Scoops"
brand: "fera pets"
price: "€ 59.38"
currency: EUR
in_stock: true
reviews_count: 13
category: "Fera Pets"
url: https://www.desertcart.nl/products/724272580-fera-pets-lysine-powder-for-cats-immune-support-supplement-quercetin
store_origin: NL
region: Netherlands
---

# Natural lysine & postbiotics Supports eye & respiratory health 4-week immune boost Fera Pets Lysine Powder for Cats - Immune Support Supplement with Quercetin & Postbiotics - Promotes Respiratory Health & Normal Inflammatory Response - Helps Maintain Normal Eye Health - 60 Scoops

**Brand:** fera pets
**Price:** € 59.38
**Availability:** ✅ In Stock

## Summary

> 🐾 Elevate your cat’s wellness game — immune support that’s simply irresistible!

## Quick Answers

- **What is this?** Fera Pets Lysine Powder for Cats - Immune Support Supplement with Quercetin & Postbiotics - Promotes Respiratory Health & Normal Inflammatory Response - Helps Maintain Normal Eye Health - 60 Scoops by fera pets
- **How much does it cost?** € 59.38 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/724272580-fera-pets-lysine-powder-for-cats-immune-support-supplement-quercetin)

## Best For

- fera pets enthusiasts

## Why This Product

- Trusted fera pets brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Daily Use:** Easy-to-mix powder that cats love—no pills, no hassle, just scoop and serve.
- • **Powerful Natural Blend:** Combines lysine, quercetin, echinacea, and postbiotics to promote respiratory, digestive, and eye health.
- • **Satisfaction Guaranteed:** Backed by a full money-back guarantee and dedicated customer support for peace of mind.
- • **Clinically Timed Immune Support:** Noticeable immune health improvements in just 4 weeks with daily use.
- • **Vet-Formulated & NASC Certified:** Crafted by a veterinarian, made in the USA, GMP-compliant, and free from dyes or preservatives.

## Overview

Fera Pets Lysine Powder is a veterinarian-formulated immune support supplement for cats, featuring a potent blend of lysine, quercetin, echinacea, and postbiotics. Designed to promote respiratory health, maintain normal inflammatory response, and support eye health, this easy-to-use powder delivers visible benefits within 4 weeks. Made in the USA, NASC-certified, and free from artificial additives, it’s the natural choice for proactive cat parents seeking reliable, vet-backed wellness.

## Description

desertcart.com : Fera Pets Lysine Powder for Cats - Immune Support Supplement with Quercetin & Postbiotics - Promotes Respiratory Health & Normal Inflammatory Response - Helps Maintain Normal Eye Health - 60 Scoops : Pet Supplies

Review: Delicious to cats - “The cats meowed it down — they thought it was delicious mixed in their food! 🐾😻 Fera’s Lysine Immune + Postbiotics didn’t just pass — it vanished. I love that it supports their immune system and gut health without any fuss. No hiding pills, no weird smells. Just clean, natural support and happy cats.” 🧡 Approved by picky eaters 🌿 Backed by nature + science 🐱 Peace of mind in every scoop
Review: My cats didn’t like it - I want to like this but this is the only lysine powder that my cats refuse. I’ve tried a few others and my cats ate their food no problem. With this stuff in it, they refused the food.

## Features

- Promote immune health: Fera’s immune support supplement for cats is made from a natural formula of Lysine, postbiotics, and echinacea that supports natural immune defenses and gut health
- High quality ingredients: Our unique blend of Lysine, EpiCor Postbiotic, olive leaf extract, and echinacea supports your cat’s immune function to help maintain eye health, respiratory lung health, and digestive health
- Veterinarian formulated: Dog and cat vitamins and supplements crafted by our Co-Founder, Veterinarian Dr. Dulake; this bears the NASC quality seal, made in the USA, GMP-compliant, and does not contain colors, dyes or preservatives
- Consistency produces results: See noticeable improvements in your cat's immune health in just 4 weeks with our easy-to-use food topper powder
- Satisfaction guaranteed: Customer service is our top priority. We have a full, money-back guarantee. If you’re not completely satisfied with our product, please contact us.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DXM22WXF |
| ASIN  | B0DXM22WXF |
| Best Sellers Rank | #47,925 in Pet Supplies ( See Top 100 in Pet Supplies ) #65 in Cat Digestive Remedies |
| Brand Name | Fera Pets |
| Color | Yellow |
| Customer Reviews | 3.8 3.8 out of 5 stars (73) |
| Date First Available | February 18, 2025 |
| Date First Available  | February 18, 2025 |
| Directions | 1 scoop daily. For best results use regularly on a long term basis. |
| Included Components | Jar, Lid |
| Item Dimensions LxWxH | 2.89 x 2.89 x 2.38 inches |
| Item Package Dimensions L x W x H | 2.8 x 2.68 x 2.44 inches |
| Item Weight | 3.25 Ounces |
| Item model number | 4626 |
| Item model number  | 4626 |
| Manufacturer | Fera Pet Organics |
| Manufacturer  | Fera Pet Organics |
| Manufacturer recommended age  | 1 month and up |
| Model Name | L-Lysine Immune Support for Cats |
| Number of Items | 1 |
| Product Dimensions  | 2.89 x 2.89 x 2.38 inches; 3.25 ounces |
| Size | Cat (0-30 lbs) |
| Specific Uses for Product | Immune System |
| Style | Classic |
| Target Audience Keyword | house-cats |

## Images

![Fera Pets Lysine Powder for Cats - Immune Support Supplement with Quercetin & Postbiotics - Promotes Respiratory Health & Normal Inflammatory Response - Helps Maintain Normal Eye Health - 60 Scoops - Image 1](https://m.media-amazon.com/images/I/71aJoNeaigL.jpg)

## Questions & Answers

**Q: How many days will one jar last for my cat?**
A: There are 60 scoops in each container and it lasts 60 days for cats of all sizes.

**Q: At what age can I start giving this to my cat?**
A: This product is suitable for cats of all ages. For kittens, we recommend starting with 1⁄2 scoop and gradually increasing to the full serving size.

**Q: Is this made in the USA?**
A: Yes! Our powder supplements are manufactured in the USA with domestic and imported ingredients, in an FDA-registered GMP facility. They are also NASC certified. Each batch is 3rd party tested for potency and purity.

**Q: How soon will I see results?**
A: Allow 4-6 weeks to notice a response, although most pets will respond sooner.

**Q: Can all 3 feline products be taken together?**
A: Yes, cats can take all three Fera supplements if given at the recommended dose. Introduce one at a time and monitor response. Always consult your vet before starting a new supplement routine.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Delicious to cats
*by R***H on July 15, 2025*

“The cats meowed it down — they thought it was delicious mixed in their food! 🐾😻 Fera’s Lysine Immune + Postbiotics didn’t just pass — it vanished. I love that it supports their immune system and gut health without any fuss. No hiding pills, no weird smells. Just clean, natural support and happy cats.” 🧡 Approved by picky eaters 🌿 Backed by nature + science 🐱 Peace of mind in every scoop

### ⭐⭐⭐ My cats didn’t like it
*by G***E on October 8, 2025*

I want to like this but this is the only lysine powder that my cats refuse. I’ve tried a few others and my cats ate their food no problem. With this stuff in it, they refused the food.

### ⭐⭐⭐⭐⭐ Immune boost
*by T***S on November 26, 2025*

I use this on my cats to boost immune system. My cats seem to be doing well.

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**Shop now:** [https://www.desertcart.nl/products/724272580-fera-pets-lysine-powder-for-cats-immune-support-supplement-quercetin](https://www.desertcart.nl/products/724272580-fera-pets-lysine-powder-for-cats-immune-support-supplement-quercetin)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-28*