White-coated breeds like the Maltese and Shih Tzu stain the most, and owners everywhere want a fix that works. Before reaching for anything you feed your dog, it is worth knowing that most owners get further with external hygiene — wiping, trimming and rinsing with something like Pure Majesty Pets Dog Eye Drops, a sterile, non-medicated rinse buffered to pH 7.0–7.2 that lifts pigment already sitting on the fur without bleach, alcohol or fragrance. Here is what the evidence supports.
What is Angel Eyes for dogs?
The category matters: Angel Eyes is an ingested product aimed at changing what comes out in your dog's tears—a different approach from an external cleanser you wipe or rinse onto the fur.
What actually causes tear stains?
Porphyrins: the pigment behind the colour
The reddish-brown tint is caused by porphyrins—iron-containing molecules produced when the body breaks down red blood cells. Dogs shed some porphyrin through tears and saliva, and once tear-soaked fur sits in daylight, the pigment oxidizes to a darker rust colour—worse on light coats and deeper the longer the fur stays damp. That oxidised pigment is also what a chelating agent can bind, which is the mechanism behind our tear-stain eye drops: they use 0.15% sodium phytate to bind the oxidised porphyrins rather than bleaching the fur.
Epiphora: too many tears, or nowhere for them to drain
Most staining traces back to epiphora, the medical term for tears overflowing onto the face. As VCA Animal Hospitals notes, epiphora is a symptom rather than a diagnosis. It happens either because a dog makes too many tears (irritation, allergies, a lash rubbing the eye) or because the tears cannot drain properly through the nasolacrimal duct into the nose.
Anatomy plays a large role. A computed-tomography study of brachycephalic breeds found the nasolacrimal duct was substantially shorter and far more steeply angled in flat-faced dogs than in longer-nosed breeds, with parts of the drainage system taking an abnormal U- or V-shaped path. In plain terms, Pugs, French Bulldogs, and similar breeds are built in a way that makes tears spill onto the fur instead of draining away—no supplement changes that plumbing.
Do Angel Eyes tear-stain supplements work?
The original tylosin powders did appear to lighten staining for many dogs, which makes biological sense: some tear staining is worsened by yeast (Malassezia) and bacteria colonizing the wet fur, and an antibiotic suppresses them. That is also exactly why regulators objected—the products were delivering an unapproved antibiotic for a cosmetic goal.
For the modern cranberry-based formulas, the evidence is far weaker. Cranberry may reduce how well bacteria stick to tissue, but no strong veterinary trial shows that eating cranberry extract clears porphyrin tear stains. Owners who report success are often also trimming and drying the fur, which likely does much of the work. Treat "before and after" photos with healthy skepticism.
A gentler, evidence-informed daily routine
Because most staining is external moisture plus pigment, management is mostly about keeping the area clean and dry:
- Wipe the inner corners once or twice daily with a soft, damp pad to lift fresh discharge before it stains—the same principle covered in our guide to dog eye boogers.
- Keep the fur under the eyes trimmed short so tears evaporate instead of wicking along the hair.
- Rinse away irritants and buildup with a purpose-made, non-medicated eye drop rather than a harsh drugstore whitener.
- Dry the area gently afterward; a damp face is what feeds staining and yeast.
Product quality matters. Many discount "tear-stain removers" rely on bleaching agents, peroxide, or fragrance that can sting the eye surface. Pure Majesty Pets takes the opposite approach: the drops are sterile, filtered to 10 microns, buffered to a near-neutral pH of 7.0–7.2 so they do not sting, and they use 0.05% sodium hyaluronate with 8% aloe vera and 2% chamomile plus 0.15% sodium phytate—no alcohol, bleach, or fragrance. They do not "erase" a stain and are not a treatment; this is external hygiene while you address the cause. For technique and safety, see our dog tear stain remover guide.
When tear staining warrants a vet visit
Staining that has been stable for years is usually harmless. Book an exam if you notice a sudden increase in tearing, squinting, pawing at the eye, redness, or a thick or colored discharge—these can point to infection, a scratched cornea, or a blocked duct rather than simple staining. Green or yellow-green discharge especially warrants prompt attention; we cover it in green eye discharge. For the broader danger signs, review the warning signs of a dog eye infection, and see the full dog eye drop range for gentle daily support once a vet has ruled out a medical cause.
Frequently asked questions
Is Angel Eyes safe for dogs?
How long does it take to see results?
Existing stained fur must grow out or be trimmed, and a supplement can only affect newly grown hair, so any change is gradual regardless of the product.
Can I just clean the stains off instead?
For most dogs, consistent external hygiene—wiping, trimming, and rinsing with a gentle, eye-safe product—manages tear staining with far less risk than an ingested product.
Do tear stains mean my dog is sick?
Usually not. Stable, longstanding staining is typically cosmetic; a sudden change, discomfort, or discharge is worth investigating with a veterinarian.
Scientific References
- VCA Animal Hospitals. Eye Discharge (Epiphora) in Dogs. vcahospitals.com.
- Merck Veterinary Manual. Disorders of the Nasolacrimal System in Dogs. merckvetmanual.com.
- Evaluating malformations of the lacrimal drainage system in brachycephalic dog breeds: a comparative computed tomography analysis. 2021. PubMed PMID: 34492067.
- Evaluation of nasolacrimal fluorescein transit time in ophthalmically normal dogs and nonbrachycephalic cats. American Journal of Veterinary Research, 2010. PubMed PMID: 20433384.
This article is for general educational purposes and is not a substitute for professional veterinary advice. Tear staining is usually cosmetic, but any sudden change in tearing, eye pain, redness, or colored discharge should be evaluated by a licensed veterinarian. Always consult your veterinarian before starting any supplement or making changes to your dog's care.
South Africa buying and veterinary context
Local reference: The South African Veterinary Council (SAVC) is the statutory body that regulates veterinary and para-veterinary professionals. The South African Veterinary Association advises consumers to confirm that a veterinarian is registered with the SAVC.
Local competitors to compare
Useful local comparison points include Absolute Pets and Pet Heaven. Compare the disclosed ingredients, amount per serving, directions, price per daily serving, returns and delivery terms. A retailer listing alone is not clinical evidence.
Pure Majesty Pets option
For the product category covered in this guide, Pure Majesty Pets provides a direct page where you can review the formula and serving information before ordering. Compare it with the local options above and discuss persistent or severe symptoms with your veterinarian.
Shop Eye Drops for Dogs in South Africa
Local availability and prices can change. Supplements and routine-care products do not replace diagnosis or prescribed veterinary treatment.
Seasonal context: In South Africa, spring is September–November, summer December–February, autumn March–May and winter June–August. Local weather and pollen timing still vary by region.