Rainbow radishes are rich in vitamins C and B6, magnesium, and essential antioxidants that actively help protect cells from damage and regulate proper hydration. Their crisp, tangy crunch makes them perfect for eating raw when thinly shaved into salads, sliced on top of buttered toast, or used as a colorful dipping vehicle for hummus. If you prefer a milder flavor, roasting them with olive oil and sea salt mellows their natural peppery bite into a surprisingly sweet, tender side dish.