- High in anthocyanin, a natural blue/purple pigment found in blueberries, eggplant, cherries and purple grapes
- Perfect for Indio hermit crabs, Blue Ecuadorian crabs and any other hermit crab with natural purple/blue coloring
- Enhances the brightest purple in hermit crabs' coloration
- Helps bring out the purple color in the purple pincher's (common crab) legs
- Color-enhancing treats are intended to be a supplement for crabs, not a complete diet
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