Quick answer: Ice readily picks up odors from nearby foods and from stale ice trays, bins, or plumbing.

What to know

Discard old ice, wash food-safe trays and bins, cover strongly scented foods, and inspect the freezer for spills.
Practical tips
If a refrigerator dispenser produces unpleasant ice repeatedly, replace its filter according to the manual and check the water supply. Do not assume a filter cures every issue.
Frequently asked question
How often should you replace ice?
If ice develops an off odor or flavor, discard it and clean the storage container; timing depends on how it is stored.
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