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Thomas Labs I-Stain: Review




Thomas Labs I-Stain Overview:

Tear stains that are red in color can be unsightly and often make your pet look un-groomed. Thomas Labs I-Stain is promoted to diminish the look of red yeast stains that are staining fur on your dog. This product is promoted as natural and antibiotic-free. It is also suitable for animals with watery eyes. There are two buying options available, both retailing for less than $50 online.

Product Characteristics:


  • 1476408445_tick_mark_dark  Intended for red yeast eye stains
  • 1476408445_tick_mark_dark Claims its natural
  • 1476408445_tick_mark_dark Promoted as antibiotic and chemical-free
  • 1476408445_tick_mark_dark Intended for dogs with watery eyes and stains around the eyes
  • 1476408445_tick_mark_dark Sold for an affordable price


  • 1476408453_close_icon_dark Does not state it’s for all breeds



Sizes Available:

8 oz or 16 oz

Directions For Use:

  One teaspoon daily up to 25 lbs. of body weight. 2-3 teaspoons daily for over 25 lbs. Mix recommended dosage into pet's regular food.

Ingredients List:

Dried skimmed milk, dried whey, dried whey product, dried milk protein, calcium carbonate, fat, lecithin, vitamin A acetate, d-activated animal sterol (source of vit.D-3), dl-alpha tocopheryl acetate (source of vitamin E), riboflavin supplement, colostrum, dried lactobacillus acidophilus fermentation product, pancreatine 6x, vitamin B-12 supplement, niacin, choline bitartrate, biotin, folic acid, pyridoxine hydrochloride, calcium pantothenate, zinc proteinate, sodium selenite, chelated trace minerals (ferrous sulfate, cobalt sulfate, magnesium sulfate, manganese sulfate, copper sulfate, zinc sulfate, ethylenediamine dihydriodide, citric acid and disodium ethylenediamine tetraacetate).

Where is Product Manufactured:

Made in the USA

Final Thoughts on Thomas Labs I-Stain:

Thomas Labs I-Stain does not contain the antibiotic Tylosin and it is sold at an affordable price online. However, there is no information suggesting that this product is suitable for all breeds. To see how Thomas Labs I-Stain compares to other cost-effective tear stain products, see our grid below.