Sapphire Labs, LLC

Nectar Defender™ Protect the birds and keep nectar fresh naturally without artificial preservatives or dyes
Hummingbird, Nectar Defender™
Nectar Defender™ in a clear bottle
How do I use Nectar Defender™?
Is Nectar Defender™ Safe?
Where can I buy Nectar Defender™
Nectar Defender™ Bird Safe All Natural, Stop Spoilage Before It Starts, Change Less Often, Contains a safe mineral micronutrient, found in a hummingbird's natural diet. Nectar Defender™ preserves the freshness of your nectar by stopping spoilage. Nectar Defender helps your nectar last for weeks.
Feeders with Nectar Defender™ and without

Safety Key Points (see Is Nectar Defender Safe? for greater detail):

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Feeder Fresh TM Nectar Defender TM is an all-natural and bird-safe product that protects the freshness of hummingbird nectar and stops spoilage. Nectar Defender contains no artificial preservatives or dyes, just a mineral micronutrient that is naturally consumed by hummingbirds in their diet of nectar and insects.Feeder Fresh Nectar Defender will protect your nectar for weeks, and hummingbirds will enjoy fresh nectar every time they visit your feeder. Once you try Feeder Fresh Nectar Defender, you will never want to feed hummingbirds without Nectar Defender.