Vacuum Seal Spices at Home

By Rachel Torres · October 10, 2026

Why Vacuum Seal?

Oxygen is the enemy of spice freshness. Vacuum sealing removes air, dramatically slowing the degradation of volatile oils. Sealed spices can last 2-3x longer than those in regular jars.

Method 1: Mason Jar Vacuum Sealer

Affordable and practical for home cooks. These devices use a small pump to extract air from standard mason jars. Cost: around 30-50 dollars for the pump plus jars.

Steps

Fill clean, dry mason jars with spices (leave 1 inch headspace)
Place the flat lid and ring on the jar
Attach the vacuum pump to the lid
Activate until you hear the seal click

Method 2: Vacuum Bags

For bulk storage, vacuum-seal spices in bags. This is ideal for whole spices you buy in large quantities. Use a standard food vacuum sealer with textured bags.

Method 3: Oxygen Absorbers

For the budget-conscious, oxygen absorber packets placed inside sealed jars provide a similar effect without the pump. Use 100cc absorbers for pint jars and 300cc for quart jars.

Best Candidates for Vacuum Sealing

Premium spices (saffron, vanilla), whole spices you buy in bulk, and any spice you use infrequently. Everyday spices in regular jars are fine for 6-month rotation.