Baking soda (sodium bicarbonate) is a mild alkali that dissolves dirt and grease in water, while its fine crystals act as a gentle abrasive. It deodorizes without scratching most sink materials. This guide covers kitchen sinks (stainless steel, porcelain, composite) and bathroom sinks (ceramic, glass, enamel).
Sprinkle baking soda again, then spray or pour white vinegar over it. You’ll see fizzing. Let it foam for 5 minutes. Note: Do not use vinegar on marble, limestone, or composite granite sinks—it can etch the surface. how to use baking soda to clean sink
| Material | Baking Soda Safe? | Vinegar Safe? | Notes | |------------------------|------------------|-----------------|---------------------------------------------| | Stainless steel | Yes | Yes | Scrub with the grain. Rinse fully. | | Porcelain / Enamel | Yes | Yes | Avoid gritty scouring pads. | | Ceramic | Yes | Yes | Gentle scrub only. | | Glass / Vessel sinks | Yes | Yes | Use soft sponge; baking soda paste is fine. | | Composite granite | Yes | No | Acidic vinegar will dull the resin. | | Natural stone (marble) | Yes (gentle) | No | Vinegar etches stone. Use mild soap only. | | Copper or brass | No | No | Use specialized cleaner; baking soda scratches. | Baking soda (sodium bicarbonate) is a mild alkali
Cleaning your sink with baking soda is one of the most effective, eco-friendly, and budget-friendly ways to maintain a sparkling kitchen or bathroom. Unlike harsh chemical cleaners, baking soda acts as a mild abrasive that lifts grime and neutralizes odors without damaging your plumbing or surfaces. Why Use Baking Soda? Sprinkle baking soda again, then spray or pour