Healf sat down with a gut health scientist and nutritionist to better understand how our diet impacts our body on a cellular level. Here's what she said.

Written by: Pippa Thackeray
Written on: April 22, 2026
Quick fixes for brain fog and burnout simply don't work. But when you're desperate for energy and a clear head, most of us reach for anything to keep going, from coffee to sugar-filled snacks. And while these band-aid solutions may work for in the short term and keep us going a little longer, they can't do the same heavy lifting for deeper recovery that a true recovery-focused diet can.
We’re not talking about a supplement or a drastic dietary upheaval, just seven simple ingredients that may already be in your cupboards. Healf is exploring how these easy, everyday foods can help to calm a racing nervous system, sharpen focus, and support repair at a cellular level with help from an expert.
We sat down to chat with ‘The Gut Health Doctor’ Megan Rossi, PhD, RD, a gut health scientist, nutritionist, best-selling author, and founder of The Gut Health Doctor and The Gut Health Clinic, to hear what she thinks are the best foods for recovery and why, based on her knowledge of current research.
“Recovery is about giving the body the nutrients it needs to repair, rebalance and adapt after physical or mental stress,” Rossi says. This includes supporting muscle repair, replenishing energy stores, regulating inflammation, and restoring optimal function in the brain and nervous system.
Some key pillars include consuming adequate dietary fibre to nourish the gut microbiome (which plays a central role in everything from immune to brain health), and a wide variety of plant foods that are rich in essential vitamins, minerals and bioactive compounds, including prebiotics and polyphenols, per Rossi. Healthy fats, particularly those that support brain structure (like omega-3s), are also essential, alongside adequate protein intake to support muscle repair.
“Most importantly perhaps, recovery isn’t driven by one single nutrient, but by diversity, particularly across the different plant groups which I call the ‘Super Six,’” Rossi says. On the list? Vegetables, fruits, whole grains, legumes, nuts, seeds, herbs, and spices.
“Some of the most powerful recovery-supporting foods are often the ones we overlook," says Rossi. Here are some of her favourites:
“[Omega-3 fatty acids] are found in foods like oily fish, they help regulate inflammation, helping it fire when our body needs repair, but turns it off when we don’t, and are integral to brain cell structure and communication. Then there’s the power of antioxidants, present in colourful plant foods. They help neutralise oxidative stress, an inevitable by-product of metabolism and stress, which can otherwise impair recovery and damage cells. Adding to that, B vitamins are crucial for energy production, nervous system function, and the synthesis of neurotransmitters that influence mood and cognition.”
Rossi explains that, rather than acting in isolation, these nutrients work synergistically, which highlights the importance of maintaining a diverse diet.
It really doesn’t have to be complicated to add these foods into your existing regimen, says Rossi. The key is to focus on simple, repeatable habits that you can stay consistent with, rather than always striving for restriction and so-called “perfection”, which can be quite exhausting and limiting.
Here’s her top advice:
If you find your immune system needs additional support during periods of recovery, Rossi says there’s good evidence to support the use of a specific probiotic combination: Lactobacillus rhamnosus (LGG) and Bifidobacterium lactis (BB-12). It’s a combo she uses in her own research and products.
Block Field
When it comes to recovery, the pattern of your dietary decisions matter more than an individual ingredient or food. These are the most common mistakes Rossi sees:
Rossi’s advice boils down to a few key factors. First, your diet should always be varied, as this is the key to effectively nourishing the gut and restoring the nutrient balance in many of the connected body systems (like your nervous system and musculoskeletal system).
Second, there is the choice, when it is available to us, to choose the “good thing”. Often, when we are stressed out or tired from training, it can be easy to forget that good nutrition seals in our physical progress and helps promote recovery.
And finally, food should nourish the mind as well as the body, satisfying us by providing pleasure and enjoyment. “I’d say that it’s not about eliminating foods or food groups entirely, but more so about creating a dietary pattern that consistently supports your body’s ability to recover, adapt and to thrive, whatever you might throw at it,” she says.
This article is for informational purposes only, even if and regardless of whether it features the advice of physicians and medical practitioners. This article is not, nor is it intended to be, a substitute for professional medical advice, diagnosis, or treatment and should never be relied upon for specific medical advice. The views expressed in this article are the views of the expert and do not necessarily represent the views of Healf
Pippa is a content writer and qualified Nutritional Therapist (DipNT) creating research-based content with a passion for many areas of wellbeing, including hormonal health, mental health and digestive health.
As a contributor to The Healf Source, she regularly attends seminars and programmes on a plethora of contemporary health issues and modern research insights with a drive to never stop learning. In addition, interviewing experts and specialists across The Four Pillars: EAT, MOVE, MIND, SLEEP.
In her spare time, she is an avid swimmer, mindfulness and yoga lover, occasionally bringing a raw, honest approach to the topics she faces. You may also discover some personal accounts of eye-opening wellbeing experiences amidst the reality of a disorientating, and often conflicting, modern wellbeing space.