

Thyroid Care Nutrition Dry Food for Adult Cats
Product Description
Hill's Prescription Diet y/d Thyroid Care Chicken Flavor Dry Cat Food is a clinically formulated diet for adult cats dealing with hyperthyroidism. It contains controlled levels of iodine to help balance thyroid hormones, while also supporting urinary health and overall wellness. Made with trusted ingredients, this complete and balanced nutrition is most effective when fed exclusively as your veterinarian advises.
Benefits
- Thyroid Support: Clinically shown to decrease thyroid hormone production within 3 weeks when fed as the sole nutritional source.
- Urinary Protection: Promotes a urinary environment that reduces the risk of calcium oxalate crystal and struvite formation.
- Heart & Kidney Care: Controlled phosphorus and reduced sodium help support kidney and heart health in adult cats.
- Lean Muscle Support: Fortified with L-carnitine to support lean muscle maintenance and help sustain an optimal body condition.
- Skin & Coat Health: Includes omega-6 fatty acids and fish oil to boost healthy skin and enhance coat appearance.
Variants
4 lb
8.5 lb
Ingredients
Corn Protein Meal, Whole Grain Corn, Chicken Fat, Powdered Cellulose, Egg Product, Chicken Liver Flavor, L-Lysine, Potassium Citrate, Dicalcium Phosphate, Lactic Acid, Fish Oil, Calcium Sulfate, Choline Chloride, Calcium Carbonate, Taurine, DL-Methionine, L-Tryptophan, Brewers Dried Yeast, L-Arginine, Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (Vitamin C), Niacin Supplement, Thiamine Mononitrate, Calcium Pantothenate, Vitamin A Supplement, Riboflavin Supplement, Pyridoxine Hydrochloride, Vitamin B12 Supplement, Folic Acid, Vitamin D3 Supplement, Biotin, Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganese Sulfate, L-Carnitine, Mixed Tocopherols, Natural Flavors, Beta-Carotene.
Guaranteed Analysis
Nutrient |
Amount |
Protein |
35.4% |
Fat |
22.2% |
Carbohydrate (NFE) |
32.3% |
Crude Fiber |
3.8% |
Calcium |
0.85% |
Phosphorus |
0.69% |
Potassium |
0.97% |
Sodium |
0.22% |
Magnesium |
0.056% |
Iodine |
0.2 ppm |
How to Use
Recommended-Usage Chart
Weight of Cat (lbs) |
Amount per Day (cups) |
Amount per Day (grams) |
6 (2.7 kg) |
3/8 |
45 |
8 (3.6 kg) |
1/2 |
65 |
10 (4.5 kg) |
1/2 |
65 |
12 (5.4 kg) |
5/8 |
80 |
14 (6.4 kg) |
2/3 |
85 |
16 (7.3 kg) |
3/4 |
95 |
18 (8.2 kg) |
3/4 |
95 |
Directions for Use
- Exclusive Feeding: Feed only this prescription diet and avoid treats or other foods to maintain proper iodine control.
- Gradual Transition: When transitioning your cat to a new food, it's best to do it slowly over a week. Begin by gradually adding more of the new food to their meals.
- Fresh Water Access: Always have clean, fresh water available during meals to help keep your cat hydrated and in good health.
- Veterinary Guidance: This diet should only be used under the veterinary guidance as it’s specifically designed for certain medical conditions.
- Regular Monitoring: Regular vet monitoring is required to ensure the diet is effective and to make any necessary adjustments to their feeding.
Disclaimer: This dosage information is provided by the manufacturer. Always consult your veterinarian before administering or adjusting any supplement for your pet.
Additional Information
Precautions
- Strict Diet Control: Avoid feeding other foods, treats, or flavored medications that may interfere with iodine restriction effectiveness.
- Not For All Cats: Not suitable for kittens, pregnant, or nursing cats due to specific nutritional requirements.
- Follow Vet Advice: Always make sure to follow veterinary guidance to manage thyroid issues safely and effectively.
Possible Side Effects
- Nutritional Imbalance Risk:Combining this food with other foods could diminish its effectiveness and interfere with proper thyroid hormone management.
- Adjustment Period: Some cats may take a while to adapt to their new diet during the early transition phase.
Storage Information
- Store In Cool Place: Keep the food in a cool, dry place to maintain nutritional quality and freshness.
- Seal Properly: Make sure the bag is sealed firmly after each use to keep out moisture and contamination.
- Keep Away From Pets: Store packaging safely out of reach of pets and children to avoid accidental ingestion hazards.
Shipping & Return
We offer ground, express, priority, and international delivery; see our shipping policy for details.
For return instructions or product concerns, please refer to our detailed refund policy.
Prescription items are NON-RETURNABLE and NON-REFUNDABLE.
Frequently Asked Questions
Q1: Can Hill's Prescription Diet y/d be fed with other foods or treats?
Ans: No, this diet must be fed exclusively to maintain its effectiveness. Even small amounts of other foods, treats, or flavored medications can interfere with iodine restriction and reduce its ability to manage thyroid hormone levels properly.
Q2: How long does it take to see results with this cat food?
Ans: Clinical nutrition in this formula has been shown to reduce thyroid hormone levels within approximately 3 weeks when fed exclusively. Consistent feeding and avoiding other food sources are essential to achieve and maintain these results effectively.
Q3: Is this food suitable for all cats?
Ans: This product is specially formulated for adult cats dealing with hyperthyroidism and should only be administered under the guidance of a veterinarian. It's not appropriate for kittens or for pregnant or nursing cats, as their nutritional needs are quite different.
Q4: Can I mix dry and wet versions of this diet?
Ans: Yes, both dry and canned versions of this prescription diet can be fed together or separately. However, they must be the only food given to ensure proper iodine control and maintain the effectiveness of thyroid management.
Q5: Does this food support any other health benefits?
Ans: Yes, in addition to thyroid support, this formula promotes urinary health by reducing crystal formation risk and supports heart, kidney, skin, and muscle health through balanced nutrients and added L-carnitine and fatty acids.
Thank you for shopping with us. This Shipping Policy outlines how and when orders are processed, shipped, and delivered after being placed on our website. By placing an order, you agree to the terms described below.
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Processing Time: Orders are typically processed and prepared for shipment within 1–5 business days after the order is received.
Processing time includes order verification, quality checks, and packaging.
Processing time does not include shipping or delivery time.
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We currently offer the following shipping methods at checkout:
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Expected delivery time: 1–2 business days
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Expected delivery time: 3–6 business days
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Expected delivery time: 5–8 business days
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We do not offer exchanges at this time.
This policy allows us to maintain efficient inventory management, faster order processing, and consistent product availability for all customers. If you would like a different item, size, color, or version, please return the original item (if eligible) and place a new order separately.
2. Return Eligibility
You may request a return if all of the following conditions are met:
The return request is submitted within 30 days of confirmed delivery
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The item includes all original packaging, tags, accessories, and documentation
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We recommend using a trackable shipping method, as we are not responsible for lost or damaged return shipments.
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Once we receive and inspect your returned item, we will notify you of the approval or rejection of your refund.
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We reserve the right to update or modify this Return & Refund Policy at any time. Changes will be effective immediately upon posting on this page.
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