There is no robust body of randomized controlled trial data demonstrating that lipotropic injections cause clinically significant fat loss beyond what the accompanying calorie restriction, activity changes, and clinical monitoring would have produced anyway
MK-677 (ibutamoren) is not a peptide at all but a small-molecule, orally active GHS-R1a agonist the practical advantage being that it survives the gut and can be taken by mouth, with a longer duration of action than the injectable peptides
Foods high in sulphur-containing amino acids (like cysteine) are key: Eggs Lean meats and fish Whey protein Allium vegetables (garlic, onions) Cruciferous veg (broccoli, Brussels sprouts) Some foods contain glutathione itself - particularly avocado, spinach, asparagus, and okra - but cooking and storage rapidly degrade it
(Exact amount needed will depend how much one gets from dietary sources.
Ipamorelin is not approved for human or veterinary use by the FDA, EMA, or any other regulatory authority