As long as the anodized finish remains in tact, you are protected and will not get aluminum in your food. However, if the finish gets damaged, your aluminum wok will no longer be safe to use. Aluminum ingested in food is in a different form from the aluminum you would ingest from the cookware. Although you would be ingesting much less from the cookware than you would be getting from food, it would be in a dangerous form that would bioaccumulate in your tissues.
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