The effect of MSC
Research on self-compassion has exploded in recent years. There are now over 400 psychological articles on the subject, as well as numerous scientific studies.
Through them, it is shown that greater self-compassion is associated with
o significantly greater emotional well-being
o less anxiety, depression, stress and
o maintaining healthy lifestyles (such as healthy eating, exercise, satisfying relationships, etc.).
Research
An overview of studies conducted in recent years can be found on Kristin Neff's site:
Overview of Studies on Self-Compassion:
Self-Compassion Research by Kristin Neff
Self-Compassion research publications by Kristin Neff and colleagues
Self-Compassion 
In Germany, a very elaborate and exciting study on the effectiveness of mental training was conducted by the Max Planck Institute for Human Cognitive and Brain Sciences in Leipzig under the direction of Prof. Tania Singer:
