---
product_id: 107602388
title: "Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack"
brand: "sapphire labs"
price: "€ 49.68"
currency: EUR
in_stock: true
reviews_count: 10
category: "Sapphire Labs"
url: https://www.desertcart.it/products/107602388-nectar-defender-hummingbird-nectar-extender-bird-safe-natural-2-pack
store_origin: IT
region: Italy
---

# Extends nectar freshness up to 2 weeks Natural micronutrient formula, no artificial ingredients Easy-refill top for hassle-free use Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack

**Brand:** sapphire labs
**Price:** € 49.68
**Availability:** ✅ In Stock

## Summary

> 🐦 Nectar Defender: Keep your garden humming with freshness that lasts!

## Quick Answers

- **What is this?** Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack by sapphire labs
- **How much does it cost?** € 49.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/107602388-nectar-defender-hummingbird-nectar-extender-bird-safe-natural-2-pack)

## Best For

- sapphire labs enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Nectar Care:** Simple to use with your homemade nectar mix—just add a dash and enjoy longer-lasting sweetness.
- • **Eco-Friendly & Bird-Safe:** Formulated to support hummingbird health and wellbeing, ensuring happy visitors flock to your garden daily.
- • **Pure & Safe Nectar Boost:** All-natural micronutrients protect nectar from spoilage without any dyes or artificial additives—because your feathered friends deserve the best.
- • **Stay Fresh, Stay Buzzing:** Keeps your hummingbird nectar fresh for up to 14 days, reducing frequent refills and waste.
- • **Made in the USA, Loved Everywhere:** Trusted by thousands with a 4.7-star rating, this 2-pack keeps your feeders clean and hummingbirds coming back for more.

## Overview

Nectar Defender Hummingbird Nectar Extender is a natural, bird-safe additive that extends the life of homemade hummingbird nectar up to two weeks. Featuring a unique micronutrient formula free from dyes and artificial ingredients, it prevents spoilage and mold, ensuring healthy, happy hummingbirds visit your feeders more often. Easy to use with an easy-refill top, this 2-pack protects up to 16 quarts of nectar and is proudly made in the USA.

## Description

desertcart.com : Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack | Bird-safe, Keeps nectar fresh, Reduces spoilage, Extends nectar up to 2 weeks, Dye-free, Protects 16 quarts, Made in USA : Patio, Lawn & Garden

Review: ⭐️⭐️⭐️⭐️⭐️ A Must-Have for Hummingbird Lovers — Keeps Nectar Fresh and Birds Coming Back - I absolutely love this product. I first heard about it at my local bird store, and now I won’t make hummingbird nectar without it. It truly extends the life of homemade nectar, especially during our hot Minneapolis summers when sugar water can spoil in just a few days. Before using this, I had to change the feeder every two or three days. Now, with Sapphire Labs Nectar Defender, the nectar stays fresh for about a week — and the difference in hummingbird activity has been amazing. We used to get just an occasional visitor, but this year we’ve had hummingbirds every morning, afternoon, and evening. It’s magical. We only get ruby-throated hummingbirds here, but they’ve become daily guests in our yard. I even attached a short video of one in our garden right after enjoying a snack at the feeder that had this product in it — proof that it works and that the birds keep coming back. It’s completely natural and safe for the hummingbirds. I make my own nectar (just sugar and distilled water boiled and cooled), and once it’s cool, I simply stir this in before filling the feeder. If you care about keeping your feeders clean and your nectar fresh — or you live somewhere with warm weather — this is a must-have. It’s made our yard feel alive and full of joy.
Review: This really works! - This really works! I was scepticle but live in the south and have to replace the water in my feeders daily. I have had no black mold and the water/sugar stays clear. In the spring I did leave it up for 2 weeks as the birds were arriving and had no mold at all! I am definetly purchasing this again it is saving so much on Sugar for my daily water changes now I only need to do it when empty in about a week. I love this product!

## Features

- STAYS FRESH LONGER: Nectar Defender maintains nectar in hummingbird feeders for up to 2 weeks
- PROTECT HUMMINGBIRDS: Added micronutrient prevents nectar spoilage with zero artificial ingredients
- EASY: Add a little to your hummingbird nectar mix, a better alternative than ready to use nectar
- HEALTH AND WELLBEING: No dyes or artificial ingredients makes for healthy, happy hummingbirds
- HUMMINGBIRD RECIPE: 1 part sugar to 4 parts water, then add a dash of Nectar Defender accordingly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DH1935S |
| Additional Features | Easy-Refill Top |
| Best Sellers Rank | #5,780 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #16 in Outdoor Bird Feeder Accessories |
| Brand | Sapphire Labs |
| Brand Name | Sapphire Labs |
| Capacity | 0.11 liters |
| Color | Clear |
| Customer Reviews | 4.7 out of 5 stars 1,469 Reviews |
| Included Components | 4 oz. Bottle, Micro-nutrient for hummingbirds, User manual |
| Item Dimensions L x W x H | 3"L x 1.5"W x 5.5"H |
| Item Highlight | Bird-safe, Keeps nectar fresh, Reduces spoilage, Extends nectar up to 2 weeks, Dye-free, Protects 16 quarts, Made in USA |
| Item Weight | 8 ounces |
| Manufacturer Part Number | SG_B07DH1935S_US |
| Model Number | SG_B07DH1935S_US |
| Number of Items | 2 |
| Number of Packs | 2 |
| Product Dimensions | 3"L x 1.5"W x 5.5"H |
| Recommended Uses For Product | Extending nectar freshness in hummingbird feeders |
| Special Feature | Easy-Refill Top |
| Target Species | Hummingbird |
| Theme | Hummingbird Feeding |
| UPC | 811024001092 |
| Unit Count | 8 Fluid Ounces |

## Product Details

- **Brand:** Sapphire Labs
- **Product Dimensions:** 3"L x 1.5"W x 5.5"H
- **Recommended Uses For Product:** Extending nectar freshness in hummingbird feeders
- **Special Feature:** Easy-Refill Top
- **Target Species:** Hummingbird

## Images

![Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack - Image 1](https://m.media-amazon.com/images/I/81s4Ico9DvL.jpg)
![Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack - Image 2](https://m.media-amazon.com/images/I/91NpbRYDVqL.jpg)
![Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack - Image 3](https://m.media-amazon.com/images/I/81qf+ZuIw2L.jpg)
![Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack - Image 4](https://m.media-amazon.com/images/I/81Ef7g8rjRL.jpg)
![Nectar Defender Hummingbird Nectar Extender, Bird-Safe, Natural, 2-Pack - Image 5](https://m.media-amazon.com/images/I/71I8j4-6hIL.jpg)

## Questions & Answers

**Q: Has anyone had problems with hummbirds not like the preservative?**
A: I've been using this stuff for probably 10 years and I have no problem with them liking it they love it it takes good care of keeping my feeder fresh I would recommend it

**Q: Does the bottle show an expiration date? If I don't use it up this year, will it still be good next year?**
A: The bottles do not have expiration dates on them, but the bag they come in does.  I bought mine this year and they don’t expire until12/2026

**Q: Should the hummingbird nectar preservative be refrigerated?**
A: We do not refrigerate the nectar preservative. It's not required.

**Q: Anyone know the milligram per liter concentration of copper sulfate in this stuff?**
A: All it says on the bottle is that copper sulfate is a micronutrient; no percentages.

## Customer Reviews

### ⭐⭐⭐⭐⭐ ⭐️⭐️⭐️⭐️⭐️ A Must-Have for Hummingbird Lovers — Keeps Nectar Fresh and Birds Coming Back
*by L***S on October 14, 2025*

I absolutely love this product. I first heard about it at my local bird store, and now I won’t make hummingbird nectar without it. It truly extends the life of homemade nectar, especially during our hot Minneapolis summers when sugar water can spoil in just a few days. Before using this, I had to change the feeder every two or three days. Now, with Sapphire Labs Nectar Defender, the nectar stays fresh for about a week — and the difference in hummingbird activity has been amazing. We used to get just an occasional visitor, but this year we’ve had hummingbirds every morning, afternoon, and evening. It’s magical. We only get ruby-throated hummingbirds here, but they’ve become daily guests in our yard. I even attached a short video of one in our garden right after enjoying a snack at the feeder that had this product in it — proof that it works and that the birds keep coming back. It’s completely natural and safe for the hummingbirds. I make my own nectar (just sugar and distilled water boiled and cooled), and once it’s cool, I simply stir this in before filling the feeder. If you care about keeping your feeders clean and your nectar fresh — or you live somewhere with warm weather — this is a must-have. It’s made our yard feel alive and full of joy.

### ⭐⭐⭐⭐⭐ This really works!
*by B***L on June 3, 2026*

This really works! I was scepticle but live in the south and have to replace the water in my feeders daily. I have had no black mold and the water/sugar stays clear. In the spring I did leave it up for 2 weeks as the birds were arriving and had no mold at all! I am definetly purchasing this again it is saving so much on Sugar for my daily water changes now I only need to do it when empty in about a week. I love this product!

### ⭐⭐⭐⭐⭐ Wish I had bought this sooner!
*by B***C on July 16, 2026*

This stuff really works! Had my doubts about buying this stuff at first. So many gimmicks out there. With this horrible hot weather we've been having though, I was getting really tired of mixing sugar water every few days. What I noticed right away after the first use, was that the nectar was staying perfectly clear in the feeder! I couldn't believe that the birds were hitting the nectar after 5 days. I actually felt a bit weird about it, having been used to changing nectar out every 2 or 3 days. I actually felt guilty at first. I think the longest I've gone between nectar changes so far, is 6 days. I'm not sure how long I could let it go, because I start to feel guilty at that point. I know. Silly. Bottom line, it this stuff makes the nectar last a long time, is safe for the birds, and you only need a small cap-full for a whole quart of nectar!

## Frequently Bought Together

- Sapphire Labs Nectar Defender - Hummingbird Nectar Extender That Prolongs The Life of Nectar for Hummingbird Feeders - It Works Exceptionally Well During Warm Weather Months - 2 Pack
- Kaytee Hummingbird Ready to Use Electro Nectar, 64-Ounce

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.it/products/107602388-nectar-defender-hummingbird-nectar-extender-bird-safe-natural-2-pack](https://www.desertcart.it/products/107602388-nectar-defender-hummingbird-nectar-extender-bird-safe-natural-2-pack)

---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-09-13*