What is CBT and can it actually help with stress? What the evidence sh – DR.VEGAN

DR.VEGAN® is becoming DRV+. Learn more here →

What is CBT and can it actually help with stress? What the evidence shows

What is CBT and can it actually help with stress? What the evidence shows

Article by Olivier Sanchez ND, NT Dip, Ir

When people feel overwhelmed, anxious or stuck in a cycle of worry, CBT is one of the first therapies their GP recommends. It is one of the most studied psychological treatments in the world.

Cognitive Behavioural Therapy, or CBT, is based on a simple concept: thoughts are linked to emotions and emotions are linked to behaviour. Change one part of the pattern, and the others can change too. In practical terms, CBT helps you manage stress by identifying negative thought patterns, testing if they are true, and developing new behaviours that make stress less overwhelming.

What is CBT

CBT was developed from the work of Aaron Beck in the 1960s and has since become one of the most widely used psychological treatments for anxiety, depression and lower resilience.  The reason it has stayed so central is that it is well structured and practical: rather than only exploring why you feel bad, it teaches how to respond differently when stress shows up.

The basic CBT model: A situation happens, you interpret it in a certain way, that interpretation triggers a feeling, and the feeling leads to a behaviour.  For example, if a text is left unread, one person may think “They’re annoyed with me,” feel panicked and start sending more messages, while another may think “They’re probably busy,” feel calm and carry on with their day. The event is the same; the meaning attached to it changes the emotion and the outcome.

What the evidence shows

CBT has a strong evidence base across multiple conditions. NICE, for example, recommends CBT as first-line treatment for anxiety disorders and related problems in adults, and its guidance reflects the view that it is clinically useful and backed by enough evidence.

That matters because many people searching for help with stress are also comparing CBT with other approaches that do not rely on the same framework, for example NLP. Having trained in both, I can say that I loved NLP, an amazing tool for phobias and changing behaviours (e.g., nail biting), using anchoring, while CBT clinical practice was so intense, I had to drop out. It took me far from naturopathy and into the darker realm of human thoughts and behaviours.

CBT has been tested in hundreds of randomised controlled trials, and low-intensity CBT approaches such as guided self-help also show meaningful benefit, especially for mild to moderate anxiety symptoms. A recent meta-analysis of low-intensity CBT found medium-sized improvements in anxiety, depression and worry outcomes compared with control conditions.

Online and self-directed CBT

Not everyone needs or wants weekly face-to-face therapy, and that is where guided self-help CBT can be useful. It also allows people to start with lower-intensity interventions when symptoms are milder or when access is limited.  These may include workbooks, online programmes or guided digital platforms with support from a practitioner.

Guided self-help can be a helpful first step, but it is not a magic bullet, and depending on the behaviours you want to work on, you may need deeper one-to-one sessions with a CBT practitioner to get the desired changes. 

Tired of confusing health advice? Let our Virtual Nutritionist simplify it.

Core CBT techniques for stress

CBT becomes most useful when people can see how it works in real life. One of its central tools is the thought record: noticing an automatic thought, checking the evidence for and against it, and then writing a more balanced alternative. For example, “I can’t cope with this” might become “This is hard, but I’ve handled challenging situations before and I can break it into smaller steps.” That shift sounds small, but it changes how the body responds.

Behavioural activation is another key technique. It is designed to break the vicious cycle of depression and low motivation by deliberately scheduling positive and meaningful activities. It works on the fundamental principle that changes in your behaviour will drive changes in how you feel, meaning you must act first rather than waiting until you feel motivated. To implement it, you begin by tracking your current daily habits alongside your mood shifts to clearly see how inactivity reinforces feelings of sadness or exhaustion.

Armed with this insight, you systematically schedule three distinct categories of tasks:

  1. Routine activities like household chores to rebuild order
  2. Pleasurable activities like hobbies to restore joy
  3. Necessary actions aligned with your core values to create a sense of mastery and purpose. 

When obstacles or negative thoughts arise, you treat them as problems to be solved with practical steps rather than reasons to stop, allowing you to gradually rebuild a rewarding life and naturally lift your mood over time.

A third approach is the worry time technique. Instead of letting worry spill across the whole day, CBT often teaches people to set aside a short daily window for it. That can sound odd at first, but it helps contain rumination and stops the mind from treating every anxious thought as urgent.

Progressive muscle relaxation and breathing techniques work alongside the previous tools. They allow you to shift from hyperactivation or hypervigilance so you can actually use the cognitive techniques effectively. It is very difficult to think straight and be motivated when you are stuck in 'survival mode.'

Stay Calm®

(289)
Award-winning formula for stress.
Stay Calm®
Product badge
Loading...

How CBT and nutrition work together

CBT and nutrition work at different levels. Nutrition and targeted supplementation support the terrain CBT changes depend on, including cortisol and nervous system regulation and the raw materials needed for neurotransmitter production.

That is one reason a well-nourished nervous system is often more responsive to psychological interventions. When you are in control of your blood sugar and nutrient status, and sleep is better, the brain is better equipped to use the tools CBT teaches.

GlucoBalance®

(31)
GlucoBalance®
Product badge
Loading...

How to access CBT  

In the UK, many people access CBT through NHS Talking Therapies, formerly known as IAPT, which offers evidence-based treatment for anxiety and depression. NICE also supports stepped-care approaches, which means the least intensive effective option is usually tried first.  That may include guided self-help, online programmes or referral to a therapist depending on the severity of symptoms and local availability. It also reduces the waiting list. 

Working with a private CBT therapist is another route if someone wants quicker access or a more tailored schedule. There are also established digital programmes such as SilverCloud and Beating the Blues, which can be useful for people who prefer flexibility and a practical and lower-barrier entry point.

When CBT is not enough on its own  

CBT is effective, but some people may also need medical evaluation, trauma-focused support, lifestyle changes or targeted nutritional support to get better. That is especially true when stress is being driven by sleep loss, blood sugar instability, low mood, hormone issues or chronic overwhelm. CBT can still be part of the answer, but it is not the sole answer.

The bottom line

CBT is not a quick fix. It gives you tools to spot unhelpful thought patterns, question them and try different responses. For stress and anxiety, that’s what actually changes the cycle: it’s not only the situation itself, but also how your body and brain are reacting to it.

Discover our range of award-winning probiotics, vitamins and supplements.


This article was written by
Author

Olivier Sanchez is a registered naturopath and naturopathic nutritionist, an internationally published author, and the founder of Nutrunity. He specialises in digestive, metabolic, and mental well-being, with a key focus on gut health and sleep, helping individuals create sustainable routines that enhance energy, focus, and overall health.

Visit his website: www.nutrunity.com.

You may also enjoy reading: 

References
Beck Institute / Cambridge excerpt source. (Historical overview). An Historical Overview of Cognitive Behavioural Therapy. Available: https://assets.cambridge.org/97810090/88350/excerpt/9781009088350_excerpt.pdf. Accessed: 29 Jul. 2026
Coull, G., Morris, PG. (2011). The clinical effectiveness of CBT-based guided self-help interventions for anxiety and depressive disorders: S systematic review. Psychological Medicine. 41(11), pp. 2239-2252. doi:10.1017/S0033291711000900
Ma, Y., She, Z., Siu, AF. et al. (2018). Effectiveness of Online Mindfulness-Based Interventions on Psychological Distress and the Mediating Role of Emotion Regulation. Frontiers in Psychology. 9, 2090. doi:10.3389/fpsyg.2018.02090
National Institute for Health and Care Excellence. (2014). Anxiety disorders. QS53. Available: https://www.nice.org.uk/guidance/qs53. Last accessed: 29 Jul. 2026
National Institute for Health and Care Excellence. (2020). Generalised anxiety disorder and panic disorder in adults: Management. CG113. Available: https://www.nice.org.uk/guidance/cg113. Last accessed: 29 Jul. 2026
National Institute for Health and Care Excellence. (2014). Social anxiety disorder: Recognition, assessment and treatment. CG159. Available: https://www.nice.org.uk/guidance/cg159. Last accessed: 29 Jul. 2026
Powell, CLYM., Chiu, CY., Sun, X. et al. (2024). A meta-analysis on the efficacy of low-intensity cognitive behavioural therapy for generalised anxiety disorder. BMC Psychiatry. 24(1), 10. doi:10.1186/s12888-023-05306-6
 

Basket

Your shopping basket is empty. Wondering which supplement you should take?
Our expert Nutritionists are here to assist you.

Book now

Add to your stack

Gut Works®

Gut Works®

(429)
£32.99

Vegan Omega 3

Vegan Omega 3

(75)
£21.99

Magnesium Glycinate

Subtotal

£0.00

Shipping and taxes calculated at checkout.