Skin and Coat Supplement

Overview
Houndztooth Skin and Coat Supplement is a daily nutritional blend containing omega 3 and 6 DHA Gold, New Zealand green-lipped mussel, marine collagen, milk thistle, zinc, biotin, silica, flaxseed meal, and vitamins A, B, C, D3, and E. It is formulated to support skin barrier function, coat shine, nail strength, and overall dermal health.
The supplement is mixed with food daily and is suitable for dogs over 12 weeks old and cats at the small dog dose. It is suited to dogs with dandruff, hot spots, dull coats, or seasonal dryness. Consult your veterinarian before use. Australian made and owned.
Ingredients
DHA Gold, Marine Collagen, Milk Thistle, New Zealand Green Lip Mussel, Salmon Oil, Vitamin C, Vitamin E, Biotin, Silica, Vitamin A (Retinyl Acetate), Vitamin D3, Vitamin B1 (Thiamine), Vitamin B2 (Riboflavin), Vitamin B3 (Niacin), Vitamin B6 (Pyridoxine), Vitamin B5 (Calcium Pantothenate), Vitamin B12 (Cyanocobalamin), Iron, Copper, Cobalt, Iodine, Manganese, Zinc, Selenium, Flaxseed Meal, Flavour (Salmon).

Schizochytrium Sp., Algal Oil (Schizochytrium Sp.), Docosahexaenoic Acid (Schizochytrium Sp.), Microalgal DHA (Schizochytrium Sp.)
DHA Gold™ is a plant-derived ingredient sourced from the microalgae Schizochytrium sp. It is primarily included in pet food as a rich source of docosahexaenoic acid (DHA), an omega-3 fatty acid essential for cognitive development and visual health. Rather than using whole algae, DHA Gold™ is utilised as a refined oil extract to optimise bioavailability and ensure consistent quality.
DHA Gold™ is included as a concentrated source of docosahexaenoic acid (DHA), an omega-3 fatty acid, to support cognitive development and visual function in pets. Its use allows manufacturers to make label claims regarding brain and eye health, enhancing product appeal to health-conscious consumers.

Fish Collagen, Collagen Peptides (Marine), Hydrolysed Fish Collagen, Collagen Hydrolysate (Marine)
Marine collagen is a protein derived from the skin and scales of fish (animal origin). It is primarily included in pet food to support joint, skin, and coat health due to its high bioavailability and rich amino acid profile. Marine collagen is not used in its raw form; instead, it is hydrolysed into peptides to optimise digestibility and absorption in pets.
Marine collagen is included as a functional protein source to support joint, skin, and coat health claims, appealing to pet owners seeking premium or wellness-focused products. Its presence also serves as a marketing differentiator, leveraging consumer interest in novel and label-friendly ingredients.

Silybum Marianum, Silymarin, Marian Thistle, Holy Thistle
Milk thistle is a flowering plant native to the Mediterranean, valued for its seeds which contain the active compound silymarin. Primarily included in pet food for its antioxidant and liver-supporting properties, milk thistle helps protect liver cells from toxins. In pet nutrition, it is used in its natural, whole seed extract form to optimise bioavailability and efficacy.
Milk thistle is included as a label-friendly ingredient to appeal to health-conscious consumers, as it is associated with liver support and antioxidant properties. Its presence may enhance product marketability, though its functional impact at typical inclusion rates in pet food is likely minimal.

Perna Canaliculus, New Zealand Green Mussel, Greenshell Mussel, Kuku
Green lipped mussel is a marine animal ingredient sourced from the coastal waters of New Zealand. It is primarily included in pet food for its rich content of omega-3 fatty acids, glucosamine, and chondroitin, which support joint health and reduce inflammation. Green lipped mussel is used in its natural, whole form, ensuring optimal nutrient availability and bioactivity for pets.
Green lipped mussel is included as a functional ingredient to provide natural sources of omega-3 fatty acids and joint-supporting nutrients, supporting product differentiation and marketing claims related to joint health. Its presence also appeals to consumers seeking premium or holistic pet food formulations.

Fish Oil (Salmo Spp.), Salmo Spp. Oil, Salmonidae Oil, Omega-3 Marine Oil (Salmo Spp.)
Salmon oil is a nutrient-rich oil derived from the tissues of salmon, an animal source. It is primarily included in pet food for its high content of omega-3 fatty acids, which support skin, coat, and joint health. Salmon oil is utilised in its extracted liquid form, rather than as whole fish, to optimise absorption and deliver concentrated nutritional benefits.
Salmon oil is included as a source of omega-3 fatty acids to support skin and coat health, which can enhance the nutritional profile of the product. Its presence also serves as a marketing feature, appealing to consumers seeking premium or functional ingredients.

Ascorbic Acid, L-Ascorbic Acid, E300, L-Threo-Hex-2-Enono-1,4-Lactone
Vitamin C, also known as ascorbic acid, is a water-soluble vitamin of plant origin commonly included in pet food formulations. Its primary purpose is to support immune function and act as an antioxidant, helping to protect cells from oxidative damage. Vitamin C is not used in its natural fruit form but is instead utilised as a synthesised compound to ensure stability and consistent dosage.
Vitamin C is included as an antioxidant to help preserve the freshness and stability of the product by slowing oxidation. It may also be added for its perceived health benefits, supporting marketing claims related to immune support.

Tocopherol, Alpha-Tocopherol, E307, D-Alpha-Tocopherol
Vitamin E is a fat-soluble vitamin derived from plant sources such as vegetable oils, nuts, and seeds. It functions primarily as an antioxidant, helping to protect cell membranes from oxidative damage and supporting immune health. In pet food, Vitamin E is not used in its natural raw form but is typically utilised as a stabilised compound, such as tocopherol acetate, to optimise safety and absorption.
Vitamin E is included as a natural antioxidant to help preserve the freshness and stability of fats and oils in the product, thereby extending shelf life. It also serves as a label-friendly nutrient that appeals to consumers seeking added health benefits for their pets.

Vitamin B7, Vitamin H, D-Biotin, Coenzyme R
Biotin is a water-soluble B-vitamin (vitamin B7) of synthetic origin, commonly included in pet foods to support healthy skin, coat, and metabolic function. Its primary benefit is aiding in the metabolism of fats, proteins, and carbohydrates. Biotin is not used in its natural, free form but is instead utilised as a stable, bioavailable compound to optimise absorption and efficacy in pets.
Biotin is included as an essential vitamin to support skin, coat, and metabolic health in pets, fulfilling nutritional requirements for complete and balanced diets. Its addition also allows manufacturers to highlight the inclusion of key micronutrients on product labelling, appealing to health-conscious consumers.

Silicon Dioxide, E551, Quartz, Crystalline Silica
Silica is a naturally occurring mineral derived from silicon and oxygen, commonly sourced from sand or quartz. In pet food, it is primarily utilised as an anti-caking agent to prevent clumping and ensure even distribution of nutrients. Silica is not used in its raw, crystalline form; instead, it is incorporated as amorphous silica, which is considered safe and effective for pet food applications.
Silica is included as an anti-caking agent to prevent clumping and maintain the free-flowing texture of dry pet food products. Its use helps optimise manufacturing efficiency and ensures consistent product quality during storage and distribution.

Vitamin A Acetate, Retinol Acetate, All-Trans-Retinyl Acetate, E307
Retinyl acetate is a synthetic form of vitamin A derived from animal sources or produced industrially. It is primarily included in pet food to support vision, immune function, and skin health. Rather than using vitamin A in its natural state, retinyl acetate is utilised as a stable, bioavailable compound to ensure safe and effective absorption in pets’ diets.
Retinyl acetate is included as a stable, cost-effective source of vitamin A to meet nutritional requirements and support labelling claims for vitamin enrichment. Its synthetic form ensures consistent potency and shelf life compared to natural alternatives.

Cholecalciferol, Colecalciferol, Calciol, E671
Vitamin D3, also known as cholecalciferol, is a fat-soluble vitamin of animal origin commonly derived from lanolin or fish oil. It plays a crucial role in regulating calcium and phosphorus metabolism, supporting healthy bone development in pets. Vitamin D3 is not used in its natural form but is instead utilised as a stabilised compound to ensure safety, efficacy, and optimal absorption in pet food formulations.
Vitamin D3 is included to ensure the finished product meets established nutritional requirements for canine health, supporting bone development and calcium regulation. Its addition allows manufacturers to guarantee consistent vitamin content regardless of natural variation in raw materials.

Vitamin B1, Aneurin, Thiamin, E101
Thiamine, also known as vitamin B1, is a water-soluble vitamin of plant origin, commonly sourced from grains and yeast. It plays a crucial role in energy metabolism and supports nervous system function in pets. Thiamine is not used in its raw or natural state but is typically utilised as thiamine mononitrate or thiamine hydrochloride to ensure stability, safety, and optimal absorption.
Thiamine is included as an essential vitamin to meet nutritional requirements and prevent deficiency-related health issues in pets. Its addition ensures compliance with regulatory standards for complete and balanced pet food formulations.

Vitamin B2, E101, Lactoflavin, 7,8-Dimethyl-10-Ribityl Isoalloxazine
Riboflavin, also known as vitamin B2, is a water-soluble vitamin of synthetic origin commonly added to pet foods. It plays a crucial role in energy metabolism and supports healthy skin, eyes, and nervous system function. Riboflavin is not used in its natural form but is typically utilised as a synthesised compound to ensure stability, safety, and optimal absorption in pet diets.
Riboflavin is included as an essential vitamin to meet nutritional requirements and ensure regulatory compliance for complete and balanced pet food labelling. Its addition helps optimise the product’s nutrient profile without significantly impacting cost or palatability.

Nicotinic Acid, Vitamin B3, Pyridine-3-Carboxylic Acid, E375
Niacin, also known as vitamin B3, is a water-soluble vitamin of synthetic or natural origin, commonly derived from plant or animal sources. It plays a crucial role in energy metabolism and supports healthy skin, nerves, and digestion in pets. Niacin is not used in its raw form but is typically included as a safe, bioavailable compound such as niacinamide or nicotinic acid.
Niacin is included as an essential B vitamin to meet nutritional requirements and support metabolic health in pets. Its addition ensures compliance with regulatory standards for complete and balanced pet food labelling.

Vitamin B6, 3-Hydroxy-4,5-Bis(Hydroxymethyl)-2-Methylpyridine, E101a, Pyridoxol
Pyridoxine, commonly known as vitamin B6, is a water-soluble vitamin of synthetic origin used in pet foods. It plays a crucial role in protein metabolism, red blood cell formation, and nervous system function. Pyridoxine is not used in its natural plant-derived form but is instead utilised as pyridoxine hydrochloride, a stable compound that ensures safety, consistency, and optimal absorption in pet diets.
Pyridoxine is included as a vitamin B6 source to meet nutritional requirements and support metabolic functions in pets. Its addition ensures compliance with regulatory standards for complete and balanced pet food labelling.

D-Calcium Pantothenate, E315, Pantothenic Acid Calcium Salt, Calcium D-Pantothenate
Calcium pantothenate is a synthetic compound derived from pantothenic acid, a water-soluble B vitamin (vitamin B5) of plant or animal origin. It is primarily included in pet food to support energy metabolism and maintain healthy skin and coat. Rather than using pantothenic acid in its natural form, calcium pantothenate is utilised for its stability, safety, and enhanced bioavailability in pet nutrition.
Calcium pantothenate is included as a stable, bioavailable source of vitamin B5 to meet nutritional requirements and support labelling claims of complete and balanced nutrition. Its use ensures consistent vitamin content throughout the product’s shelf life.

Vitamin B12, Cobalamin, E101a, Cobamide
Cyanocobalamin is a synthetic form of vitamin B12, an essential water-soluble vitamin originally derived from animal sources. It is primarily included in pet food to support nerve function, red blood cell formation, and overall metabolic health. Cyanocobalamin is not used in its natural state; instead, it is utilised as a stable, bioavailable compound to optimise absorption and ensure dietary adequacy.
Cyanocobalamin is included as a cost-effective, stable form of vitamin B12 to ensure nutritional adequacy and meet labelling requirements for complete and balanced pet food. Its synthetic nature allows for consistent dosing and extended shelf life compared to natural sources.

Ferrum, Fe, E1, Elemental Iron
Iron is an essential mineral sourced from both animal and plant origins, crucial for oxygen transport and energy metabolism in pets. Its primary benefit is supporting healthy red blood cell formation and preventing anaemia. Iron is not used in its natural, raw, or metallic state; instead, it is utilised in pet food as safe, bioavailable compounds such as iron sulphate or iron proteinate to optimise absorption.
Iron is included as an essential mineral to support healthy blood function and overall metabolism in pets. Its addition ensures the product meets nutritional requirements and regulatory standards for complete and balanced pet food.

Cu, ECP, CI 77400, C.I. 77400
Copper is an essential trace mineral sourced from the earth and is vital for numerous physiological functions in pets. It primarily supports red blood cell formation, connective tissue development, and immune system health. Copper is not used in its natural metallic state; instead, it is incorporated into pet food as safe, bioavailable compounds such as copper sulphate or copper proteinate to optimise absorption and efficacy.
Copper is included as an essential trace mineral to meet nutritional requirements for dogs, supporting enzyme function and red blood cell formation. Its addition ensures compliance with regulatory standards for complete and balanced pet food labelling.

Element 27, Co, E173, Atomic Number 27
Cobalt is an essential trace mineral of elemental origin, required in small amounts for animal health. In pet food, cobalt is not used in its natural metallic state but is instead incorporated as a safe, bioavailable compound such as cobalt sulphate. Its primary function is to support vitamin B12 synthesis, which is vital for red blood cell formation and overall metabolic health in pets.
Cobalt is included as an essential trace mineral to support vitamin B12 synthesis and overall metabolic function in pets. Its addition ensures nutritional adequacy and compliance with regulatory standards for complete and balanced pet food.

Elemental I, E127, Iodum, CAS 7553-56-2
Iodine is an essential trace mineral sourced primarily from seaweed or mineral deposits. It plays a critical role in supporting healthy thyroid function and hormone production in pets. Iodine is not used in its natural elemental form due to safety and bioavailability concerns; instead, it is typically incorporated as a compound such as potassium iodide or calcium iodate to optimise absorption and efficacy.
Iodine is included as an essential trace mineral to support thyroid function and overall metabolic health in pets. Its addition ensures nutritional adequacy and compliance with regulatory labelling standards for complete and balanced pet foods.

E34, Manganum, Mn, EINECS 231-105-1
Manganese is an essential trace mineral sourced from the earth and is vital for numerous metabolic processes in pets. It primarily supports bone development, enzyme function, and antioxidant defence. Manganese is not used in its natural metallic state; instead, it is incorporated into pet food as a safe, bioavailable compound such as manganese sulphate or manganese oxide to optimise absorption and efficacy.
Manganese is included as an essential trace mineral to support metabolic and skeletal health in pets, fulfilling nutritional requirements for complete and balanced pet food. Its addition ensures compliance with regulatory standards and appeals to consumers seeking scientifically formulated diets.

Zn, E579, Zincum, CI 77947
Zinc is an essential trace mineral sourced from the earth and is vital for numerous biological functions in pets, including immune support and skin health. In pet food, zinc is not used in its natural metallic state; instead, it is utilised as a compound such as zinc sulphate or zinc chelate to optimise safety and absorption, ensuring pets receive its full nutritional benefit.
Zinc is included as an essential trace mineral to support immune function, skin health, and overall metabolic processes in pets. Its addition ensures nutritional adequacy and compliance with regulatory labelling standards for complete and balanced pet foods.

Selen, E578, Atomic Number 34, Se
Selenium is an essential trace mineral sourced from the earth, typically derived from plant or yeast-based compounds for pet food use. It plays a crucial role in supporting antioxidant defences and thyroid function. Selenium is not used in its natural, raw metallic state; instead, it is utilised as a safe, bioavailable compound such as sodium selenite or selenomethionine to optimise absorption and efficacy.
Selenium is included as an essential trace mineral to meet nutritional requirements and support overall health in pets. Its addition ensures compliance with regulatory standards for complete and balanced pet food formulations.

Flaxseed Meal, Flax Meal, Linum Usitatissimum Meal, Flaxseed Cake
Linseed meal is a plant-derived ingredient produced from the ground seeds of the flax plant (Linum usitatissimum) after oil extraction. It is primarily included in pet food as a source of dietary fibre, protein, and omega-3 fatty acids, supporting digestive and skin health. Linseed meal is used in its natural, ground form to optimise nutrient availability and palatability for pets.
Linseed meal is included as a cost-effective source of plant-based protein and omega-3 fatty acids, supporting nutritional labelling claims. It also serves as a fibre source to aid digestive health in pet food formulations.

Salmon Extract, Salmon Essence, Salmon Concentrate, Salmo Spp.
Salmon flavour is a palatant derived from animal sources, designed to mimic the taste and aroma of real salmon. Its primary purpose is to enhance the palatability of pet food, encouraging consistent consumption. Rather than using whole salmon, this ingredient is typically utilised in the form of natural or artificial flavour compounds, ensuring safety, stability, and uniformity in the final product.
Salmon flavour is included to enhance palatability, encouraging dogs to consume the product. It also allows manufacturers to market the food as having a desirable fish taste without the higher cost of using real salmon.
Score Card
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As a pet owner, you naturally want the best for your dog. From regular vet visits to nutritious meals, ensuring your furry friend is healthy and happy is always top of mind. But beyond food and exercise, supplements are becoming an increasingly popular way to support your dog’s overall well-being. In this comprehensive guide, we’ll dive into the world of dog supplements, explaining what they are, why they matter, and how to choose the right ones for your pup.
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About the Brand
Houndztooth
Houndztooth is an Australian-made pet care brand founded in 2018, offering grooming products, supplements, and accessories. All products are naturally derived, pH balanced, and free from SLS, parabens, and synthetic fragrances.





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