Description
Flexi9 Joint Plus
Flexi9 Plus is an advanced joint supplement for dogs who need extra support for their joints, flexibility and mobility. It builds on the original Flexi9 formula with a higher-strength blend that includes hydrolysed collagen, turmeric and boswellia, alongside proven joint nutrients like glucosamine, chondroitin, green-lipped mussel, MSM and hyaluronic acid.
It’s ideal for senior dogs, large breeds and active dogs who put more strain on their joints. Flexi9 Plus offers nutritional support to help your dog stay comfortable and promotes long-term joint function, so your dog can keep moving with ease.
Key Benefits:
- Stronger formula for dogs needing extra joint support
- With added collagen, turmeric and boswellia for flexibility and comfort
- Joint ingredients glucosamine, chondroitin and green-lipped mussel
- Supports cartilage, connective tissue and joint lubrication
- Ideal for active, senior and large-breed dogs
- Natural, filler-free powder that mixes easily with food
Active Ingredients & Their Role:
Glucosamine – helps protect cartilage and supports smooth, comfortable movement.
Chondroitin – supports the resilience of cartilage and helps retain joint moisture.
Turmeric – naturally supports comfort and mobility, helping ease stiffness.
Hydrolysed collagen – provides amino acids that help maintain the structure of cartilage, tendons and ligaments.
MSM (Methylsulfonylmethane) – supplies sulphur to support joint tissue and elasticity.
Boswellia serrata – known for supporting comfort and flexibility in active and ageing dogs.
Green-lipped mussel – rich in omega-3 fatty acids to nourish joints and help with fluid movement.
Vitamin C – helps maintain collagen and supports natural repair processes.
Hyaluronic acid – supports joint lubrication for smooth, easy movement
Active ingredients per 2g:
Methylsulfonylmethane: 774.4mg
Glucosamine: 619.6mg
Hydrolyzed Collagen: 387.2mg
Chondroitin Sulfate: 154.8mg
Green-lipped Mussel: 38.8mg
Tumeric Powder: 31mg
Hyaluronic Acid: 4.6mg
Full Ingredient list:
Methylsulfonylmethane 38.78%, Glucosamine 30.98%, Hydrolyzed Collagen 19.36%, Chondroitin Sulfate 7.74%, Green-Lipped mussel 1.94%, Turmeric Powder 1.55%, Hyaluronic Acid 0.23%
Nutritional Additives: Vitamin C (3a300, ascorbic acid): 61.07 mg
Sensory Additives: Boswellia serrata (2b): 46.4 mg, Umami liquid: 36mg
Nutritional Analysis:
Crude Protein: 28.84%
Crude Fat: 0.29%
Crude Ash: 3.55%
Crude Fibre: 0.00%
Sodium: 0.0%
Feeding Guidelines:
Size of Dog | Daily Amount
Small Dog: 10kg or less | 1 gram / 1/4 tsp
Medium Dog: 11-20kg | 2 grams / 1/2 tsp
Large Dog: 21-30kg | 3 grams / 3/4 tsp
X-Large Dog: 31kg or more | 4 grams / 1 tsp










Orla (verified owner) –
Just been using a few days – my boxer/lab laps it up. One little comment it would be great to have one of the small measuring spoons in this but also appreciate cutting down on plastic waste.