Heat the water until warm (not hot) to preserve the beneficial properties of the ingredients.
Add apple cider vinegar to the warm water.
Mix in cinnamon, ensuring it blends well to prevent clumping.
Add the grated ginger and stir well.
Incorporate the berberine powder and mix thoroughly.
Shake in a jar or stir until everything is well combined.
If needed, add a squeeze of lemon and a small amount of honey for taste.
Drink in the morning about 30 minutes before breakfast for best results.