You can learn more about how these work by reading about what lipotropic injections are and whether they really work
Scientific References Bacteriostatic Water for Injection SmPC (EMC product 6655)
Its sequence Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu has been shown to modulate delta-wave EEG activity and to interact with NMDA-receptor pathways, though its endogenous precursor remains uncharacterized
Choose the schedule you can maintain consistently

NICE-recommended weight management strategies include: Dietary intervention aiming for a 600 kcal/day deficit through reduced portion sizes, limiting energy-dense foods, and increasing fruit and vegetable consumption Physical activity building up to 150300 minutes of moderate-intensity aerobic activity weekly, plus muscle-strengthening activities on at least two days weekly, in line with UK Chief Medical Officers' guidelines [10] Behavioural approaches including self-monitoring, goal-setting, and addressing emotional eating patterns Commercial weight management programmes such as those meeting NICE quality standards (QS127) Very-low-calorie diets in specific circumstances, under clinical supervision and for limited periods For patients with a BMI 30 kg/m (or 27.5 kg/m in those of South Asian, Chinese, or other Asian family origin) who have not achieved adequate weight loss through lifestyle measures alone, pharmacological interventions may be considered

Indication: Specifically for vitamin B12 deficiency due to supplemental insufficiency, certain anemias, gastrointestinal malabsorption, and neurological conditions associated with low B12 levels