Are the Bach-flower remedies effective for improvement of self-esteem and life quality in elderly with lower self-esteem?

The Bach-flower remedies are solutions obtained through the transference of some flowers vibration to water, therefore, this is an energetic intervention. They are used to rebalance the emotions and state of mind. The Bach-flower remedies are manipulated in sterilized bottles which 30 ml of Brandy solution 30% which contains 2 drops from each Mother-essence from the chosen remedy. In this study will be prepared 2 bottles for each volunteer for an interval of 45 days, where this interval will be repeated 2 times, totalling 90 days of intervention. The couple bottles contains the same preparation (if the volunteer is from the experimental group, the 2 bottles contains Bach-flower remedies. If from the placebo group, the bottles contains only Brandy solution 30%). Must be taken 4 drops, 4 times a day, directly in the mouth or diluted in some liquid (water, tea, juice).