The difference is FDA approval and dosing

Lamb meal, peas, chickpeas, lentils, sweet potatoes, ground Miscanthus grass, potatoes, chicken fat (preserved with mixed tocopherols), flaxseed, natural flavor, fish meal, fish oil, DL-Methionine, choline chloride, taurine, dried chicory root, L-Carnitine, glucosamine hydrochloride, kale, chia seed, pumpkin, blueberries, oranges, quinoa, dried kelp, coconut, spinach, carrots, papaya, yucca schidigera extract, dried Lactobacillus plantarum fermentation product, dried Bacillus subtilis fermentation product, dried Lactobacillus acidophilus fermentation product, dried Enterococcus faecium fermentation product, dried Bifidobacterium animalis fermentation product, vitamin E supplement, chondroitin sulfate, iron proteinate, zinc proteinate, copper proteinate, ferrous sulfate, zinc sulfate, manganese sulfate, copper sulfate, potassium iodide, thiamine mononitrate, manganese proteinate, vitamin A supplement, biotin, niacin, calcium pantothenate, sodium selenite, pyridoxine hydrochloride, vitamin B12 supplement, riboflavin, vitamin D3 supplement, folic acid

[18] Mercury Mercury is most commonly found in dental fillings and in fish, such as tuna
"Somatostatin antisense oligodeoxynucleotide-mediated stimulation of lymphocyte proliferation in culture"
A recent study focused on collagen peptides
Potential Drawbacks of Weight Loss Supplements According to NIHs Office of Dietary Supplements, there is limited evidence supporting the effectiveness of weight loss supplements