Silica gel packets in packaging may be mistaken for sugar or salt. In general, consumption by adults is not harmful, although children and small pets may be affected.
Calculating Desiccant Amounts for Moisture Control
Is it safe to touch Silica Gel? What will happen if you eat Silica Gel?, by Interteck Packaging
Silica Gel vs Calcium Chloride l Desiccant Performance and Uses
What happens if you eat silica gel?
Silica gel - Wikipedia
Are black silica gel beads (found in beef jerky pack) harmful or carcinogenic when exposed (accidentally opened and spilled)? - Quora
Is it safe to touch Silica Gel? What will happen if you eat Silica Gel?, by Interteck Packaging
What if I Eat Silica Gel, It is Dangerous?
What happens if you eat silica gel?
Two patients die after eating absorbent gel granules in hospital
Oxygen Absorber vs. Silica Gel