All Natural Herbs For Horses Grazing Among Herbicides Silver Lining Herbs offers all-natural supplements which are a healthy alternative to others on the market. Our herbal products for horses and equines protect your horse from weed killers, herbicides, and other weed control solutions when grazing. When you put your horse out to pasture, they can come into chemicals which can be less than beneficial, but Silver Lining Herbs supplements can fight the effects of these weed products in equines. Veterans and professional riders across the country say Silver Lining Herbs are the best for the health of their horses. Maybe it is time for you to find out why we carry the NASC Quality Seal.