Ship speed applies to in stock items, pending location. Does not include personalized items like engraving, embroidery, SmartPaks, or PortionPaks. Complete details on our Shipping Policies page.
SmartPaks help you take great care of your horse, so we take great care of you with SmartPerks! When you order your horse's supplements in SmartPaks, you're automatically* eligible for our FREE SmartPerks benefits, including:
  • Free ground shipping on what you want, when you want it
  • 10% off all Smartpak brand tack, apparel, and gear
  • A free Team SmartPak calendar, exclusive email offers and discounts, and more!
Learn more about SmartPerks
*At least one horse's individual SmartPaks must be over $40. Some exclusions apply.
Visit SmartPak.com/SmartPerks or call 1-800-461-8898 for details.

    Your Goal: Maintain healthy joint tissue, avoid future joint problems Your Flex:
    SmartFlex® I Maintenance

    Your Goal: Support joints that are under day to day stress Your Flex:
    SmartFlex® II Support

    Your Goal: Provide comprehensive support for joint, tendon and ligament health, avoid discomfort and stiffness Your Flex:
    SmartFlex® III Resilience

    Your Goal: Provide aggressive support for joint, tendon and ligament health, minimize discomfort and stiffness caused by intense training and competition Your Flex:
    SmartFlex® IV Ultimate

    Your Goal: Help minimize inflammation associated with normal healing and recovery, help alleviate discomfort and support the healing process Your Flex:
    SmartFlex® Rehab

    Your Goal: Ease the stiffness and discomfort associated with aging, support joint and digestive health, provide antioxidants Your Flex:
    SmartFlex® Senior

    Ingredients at a Glance

    SmartFlex I Maintenance SmartFlex II Support SmartFlex III Resilience SmartFlex IV Ultimate SmartFlex Rehab SmartFlex Senior SmartFlex Senior Herb-Free
    Glucosamine 4000 8000 10000 10000 5000 7000 8000
    Chondroitin Sulfate - 1000 1000 1000 400 500 700
    Hyaluronic Acid - - 100 150 100 50 75
    MSM 5000 10000 10000 10000 12000 12000 12000
    Silica - - 500 500 720 - -
    Collagen - - 1000 1000 1500 - -
    Vitamin C 1250 2500 5000 5000 2500 275 275
    Resveratrol - - - 1000 - - -
    BerryPlex™ - - - 600 - - -
    Cetyl Myristoleate - - - 500 - - -
    Curcumin - - - - 160 - -
    Devil’s Claw - - - - 2500 1750 -
    Pellets (price/day*) $0.82 $1.46 $2.14 $2.93 $2.21 $1.28 $1.43
    Powder (price/day*) $0.75 $1.39 $2.11 - - $1.25 -

    All amounts in milligrams. *Price per day in SmartPaks.

    Healthy Horses  ❤  Happy Riders