The benefits. Effective at treating heartburn (natural antacid) Helps balance the body's pH level and improves overall health (natural alkalising agent) May boost kidney function by reducing acid levels in the body (natural alkalising agent) Reduces skin inflammation and may help to prevent acne (antibacterial properties) What goes in. Sodium bicarbonate. What's kept out. Impurities and mercury. Did you know? Did you know that poor quality bi-carb soda can cause skin irritations like rashes, redness and burning sensations? Our skin is slightly acidic, so using cheap bi-carb soda in a skincare routine can upset the balance of naturally occurring oils. Geography. Packed in Australia from imported ingredients. Hot tip. When we said bi-carb was a miracle product, we meant it. Use it to freshen breath by mixing 1tsp in a glass of water, then swish, spit and rinse.