
Based on the provided information and general professional guidance, cleaning a leather sofa with baking soda is not recommended. While baking soda is a versatile cleaner for many surfaces, its properties make it unsuitable and potentially damaging for leather upholstery.
The primary issue is that baking soda is an abrasive, alkaline substance. When applied to leather, especially as a paste, its gritty texture can scratch and wear away the protective finish or sealant on the leather's surface. This can lead to a dull, streaky, and uneven appearance. Furthermore, its alkalinity can strip the leather of its natural oils, causing it to become dry, brittle, and more susceptible to cracking over time. Real-world accounts confirm that using a baking soda mixture can leave leather looking faded and damaged.
For proper leather care, it is always best to use products specifically formulated for leather. The recommended cleaning process typically involves first vacuuming the sofa with a soft brush attachment to remove loose dirt and debris. Then, use a commercial leather cleaner or a mild, pH-neutral soap solution on a soft, damp microfiber cloth. After gently wiping the surface, use a second clean, damp cloth to remove any residue and finish by buffing with a dry cloth.
To maintain the health and longevity of your leather sofa, periodically applying a dedicated leather conditioner is also crucial. This step replenishes moisture and restores the protective barrier, keeping the material soft and supple while preventing damage. Using the correct products will ensure your furniture remains in excellent condition.


