The Oestress Liquid is made using herbal extracts that have supported hormone balance for hundreds of years. It also contains bio-available magnesium, which helps relax muscles and has a calming effect on the horse, and is full of natural antioxidants to support a healthy horses. Designed to be fed daily throughout the spring and summer, Oestress is suitable for year round use if needed.Complements a mare's oestrus cycleMade using natural herb extractsContains bio-available magnesium to relax muscles and encourage calmnessRich in natural antioxidantsNot recommended for pregnant maresDiscontinue use two months prior to coveringCompositionWater, Magnesium chloride, Glycerine, Chastetree berries, Black cohosh, Crampbark.Analytical Constituents: Crude protein (0.8%), Crude fat (0.3%), Crude ash (2.4%), Crude fibre (0.1%), Moisture (89.4%), Sodium (0.03%).Additives (per litre): Sensory, Ginger (11.7 ml), Milk thistle (26.5 ml), Rose (rosehip) (23.5 ml), Turmeric (14.7 ml).