ทำไมมะนาวที่มี Citric acid กรดสูง ถึงกลายเป็นด่างไปได้ Yes, spring water is often extra alkaline than faucet water since it flows through levels of mineral-abundant rock, which leach in to the water and enhance its alkalinity. Having said that, some spring waters are neutral and even slightly acidic – it relies on the Successfully Submitted (Awaiting Approval)