A gentle 'deshed' treatment solution designed to release loose hair and undercoat is Espree Easy Shed Treatment. The hair shafts are reinforced by natural oat protiens and Aloe.
Aloe Vera (hydrator), Panthenol (conditioner), Jojoba (moisturizer), Vitamins A, D, E.
Using total power. Massage liberally into a dog or cat 's hair. Then massage again for 3 minutes to ensure that the therapy has hit the undercoat from head to tail. Be thoroughly rinsed.
This is amazing. A few baths, spaced 1-1.5 months apart has had my dog shedding reduced by a ton.