Second Nature logo


“Second Nature isn’t a diet, it’s a lifestyle change”

Lorraine, Portsmouth

Diets built on rules fail hard - and fast. We make weight loss feel easier and last longer.

Two women

As seen on

The GuardianThe TimesChannel 4The Sunday Telegraph
Evening Standard

They've done it. And

you can too.

Second Nature makes losing weight feel easier. But don't take our word for it, here's what our members say about us:

Leigh profile picture



I don't even know where to start!

The Second Nature programme has been life changing for me. It's not just about losing weight, it has also helped me make changes that are healthy and sustainable, and made me feel better about myself.

10 weeks
- 11 lbs

Let's make this decision easy for you


We're twice as effective as other weight-loss programmes, as shown by a groundbreaking national trial run by the NHS.


of Trustpilot reviews rate us as 'excellent' because 9 out of 10 people lose weight and keep it off, even after 12 months.

Think healthy equals hard? Let us change your mind.

Man smiling


Diets fail because they tell you what to eat, rather than teaching you why you eat and how to change your eating habits.


Our app uses behavioural science to retrain your mind to make healthy choices automatically, so these stick in the long run.


By building healthier habits that become second nature, losing weight feels easier and lasts longer.

Make losing weight feel Second Nature

The first step on your Second Nature journey is to take our health quiz.

Hand holding phone