For pure taste:
* Unsullied: This emphasizes the lack of any artificial or unwanted flavors.
* Pristine: This suggests a clean and unadulterated taste.
* Unblemished: Similar to pristine, implying a purity of flavor.
* Immaculate: This implies a flawless and refined taste experience.
For freshness:
* Crisp: This evokes a feeling of clean, sharp, and invigorating freshness.
* Vibrant: This implies a lively and bursting-with-flavor freshness.
* Luminous: This suggests a bright and radiant freshness.
* Verdant: This evokes a feeling of fresh and new growth, often used for food grown in nature.
Combining both:
* Clean: This captures both the purity of the taste and the freshness of the ingredient.
* Delectable: This implies a delicious and satisfying taste that is likely fresh.
* Invigorating: This suggests a refreshing and stimulating taste that is likely pure.
* Exquisite: This implies a refined and sophisticated taste that is likely both pure and fresh.
You can also combine multiple words to create a more specific and evocative phrase. For example: "a pristine and vibrant taste" or "unsullied freshness."
Ultimately, the best word or phrase will depend on the specific context and the specific flavor you are trying to describe.