Wash the fresh spinach leaves thoroughly and set aside.
Peel the cucumber and chop it into slices. Wash and chop the celery stalk.
Core the green apple and chop it into smaller pieces.
Peel the lemon and segment it, removing any seeds.
Peel the ginger and cut it into small chunks.
In a high-speed blender, combine the spinach, cucumber, celery, green apple, lemon segments, ginger, turmeric powder, basil leaves, and black pepper.
Add coconut water to the blender for a refreshing twist and added hydration.
Blend on high speed until the mixture is smooth and well combined. If needed, you can add a bit more coconut water to achieve your desired consistency.
Pour the green juice through a fine mesh strainer into a large bowl or jug to remove any pulp.
Divide the juice into glasses or storage containers, and enjoy immediately for maximum freshness and nutritional benefits.