But its definitely possible, and even likely, that while on a GLP-1 medication you may not feel like eating at all
Its fairly common to have some nausea, constipation, or diarrhea, especially when you first begin the treatment

WATER, TRIETHYLHEXANOIN, HYDROGENATED POLY(C6-14 OLEFIN), BUTYLENE GLYCOL, 1,2-HEXANEDIOL, METHYLPROPANEDIOL, NIACINAMIDE, PHENYL TRIMETHICONE, DIETHOXYETHYL SUCCINATE, POLYGLYCERYL-10 MYRISTATE, FRAGRANCE, HIPPOPHAE RHAMNOIDES OIL, ETHYLHEXYLGLYCERIN, ALLANTOIN, HYDROGENATED LECITHIN, HIBISCUS ESCULENTUS FRUIT EXTRACT, CORCHORUS OLITORIUS LEAF EXTRACT, CARUM PETROSELINUM (PARSLEY) EXTRACT, GLUTATHIONE, SODIUM GLUCONATE, ADENOSINE, CELLULOSE GUM, HEXYL CINNAMAL, GLUCONOLACTONE, MELIA AZADIRACHTA LEAF EXTRACT, LINALOOL, MELIA AZADIRACHTA FLOWER EXTRACT, LAVANDULA ANGUSTIFOLIA (LAVENDER) FLOWER WATER, HYACINTHUS ORIENTALIS (HYACINTH) EXTRACT, CENTAUREA CYANUS FLOWER EXTRACT, CHAMOMILLA RECUTITA (MATRICARIA) FLOWER/LEAF EXTRACT, CURCUMA LONGA (TURMERIC) ROOT EXTRACT, BORAGO OFFICINALIS EXTRACT, SALVIA SCLAREA (CLARY) EXTRACT, LIMONENE, ALPHA-ARBUTIN, OCIMUM SANCTUM LEAF EXTRACT, CORALLINA OFFICINALIS EXTRACT, THIOCTIC ACID, BIOTIN, BIOTINOYL TRIPEPTIDE-1, ACETYL HEXAPEPTIDE-8, TRIPEPTIDE-1, TRIPEPTIDE-3, MYRISTOYL PENTAPEPTIDE-17, HEXAPEPTIDE-9

DOI: 10.1111/jcpt.13230
If your appetite is low, focus on high-quality protein during your hungriest time of day