Personal trainers will generally be able to make recommendations in line with optimal levels of rest, hydration, and basic workout-related food intake. A number of specialised personal trainers in the UK will have completed sports and nutrition-based certifications and training, qualifying them to make more complex or in-depth suggestions surrounding nutrition and diet.
If you’re unsure as to whether your prospective perusal trainer is qualified to make diet-related suggestions or assist with nutrition, be sure to reach out to them.