For weight loss
you definitely need to streamline your lifestyle by any modification that it may require like altering eating pattern, exercise and stress
relief. The real need for weight loss is purely motivation from your end. Will require your diet
recall to plan a personalised well balanced diet plan. There are may fad / crash diets availablewhich even if they show results in the short term may have some health implications later or simply helps you gain back more weight then what you have lost.
Avoid falling for such tall claims and opt for a slow and steady weight loss. I shall recommend a strategy to gradually change your food habits and lifestyle that have sabotaged your past efforts. Incase you are interested in getting professional help on your diet pls feel free to consult me privately online.