So you been sprinting, Lily? Just a bit of cramp? So that's the lactic acid building up. When an athlete does too much or runs too vigorously, not enough oxygen can be delivered to the muscles.

Lactic acid build-up causes a burning sensation in your muscles during intense exercise. Lactic acid is not responsible for sore muscles the day after exercise, contrary to popular belief.

To get rid of lactic acid, do gentle and light stretching to help improve blood circulation, and reduce stiffness and pain.

Found yourself going a bit overboard with high-strength skincare acids? Lactic acid is the low-strength, gentle alternative that has incredible benefits, without the sensitivity. If you’re ...

Lactic acid bacteria can reduce off-flavours in plant-based fermented products. They can degrade anti-nutritional compounds and enhance the absorption of minerals such as iron and zinc.