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Vitamin C and the immune system represented by fruit in water
Nutrition

ASK A NUTRITIONIST: HOW DOES VITAMIN C INTERACT WITH THE IMMUNE SYSTEM?

Vitamin C is definitely an immune system multitasker! There’s been a mountain of research since the 1930s on its use as an antiviral, and even though there continues to be much debate over whether ...

VitaminsA man suffering from stomach upset

THE TRUTH ABOUT VITAMIN C AND MILD STOMACH UPSET

Vitamin C is a water-soluble vitamin that isn’t stored very well in the body. The Reference Nutrient Intake for vitamin C is set in the UK at 40mg, which is the amount for 97.5% of the population t...

VitaminsWalnuts which are full of polyphenols

WHAT ARE POLYPHENOLS AND WHY ARE THEY IMPORTANT TO THE IMMUNE SYSTEM?

If you’ve been reading lately about some of the real plant extracts and powders in Tonic Health vitamin drinks, including ginger and blackcurrant, you may have noticed that these ingredients are ri...

NutritionWHY THAT #FRIDAYFEELING COULD BE HELPING YOUR IMMUNE SYSTEM

WHY THAT #FRIDAYFEELING COULD BE HELPING YOUR IMMUNE SYSTEM

We all know and love that Friday feeling. A hard week at work complete, the excitement of the weekend ahead, seeing your friends or going to a party - it definitely gives you a little buzz. But doe...

NutritionHigh doses of Vitamins represented by a large tree

WHY TAKING 1875% OF YOUR RDA OF VITAMINS COULD BE A GOOD IDEA

The definition of Recommended Daily Allowance (RDA) fails to consider is that there is a big difference between the RDA (the amount you need to avoid deficiency) and the amount of a vitamin or mine...

NutritionImmune Health Hacks Man in Cold Shower

7 IMMUNITY HEALTH HACKS EVERYONE SHOULD KNOW

Given the vital importance of the immune system, I’d like to share my own health hacks for immunity that can be easily incorporated into your daily life. These are the product of my own years of bi...

NutritionSoldiers who were at risk of nutritional deficiencies

ASK A NUTRITIONIST: WHAT IS THE RECOMMENDED DAILY ALLOWANCE, AND WHY IS IT SO LOW?

First, a quick history lesson. The concept of standardised nutrient requirements was first established to help ward off starvation during the depression of 1862. Later, during World War 2, rationin...

NutritionVegan Vitamin D Source

THE BEST WAY TO GET VEGAN VITAMIN D

As you will have read in our last blog about how vitamin D works with your immune system for optimal performance the importance of Vitamin D is well establish for the immune system. We call it a vi...

NutritionA man suffering from the flu

MAN FLU: IS IT REALLY A THING?

We all get sick from time to time, that’s a given. But whether or not your biological sex has an impact on the severity and duration of your symptoms is still up for debate. With Father’s Day aroun...

NutritionFruit full of vitamin C

ASK A NUTRITIONIST: HOW MUCH VITAMIN C CAN I ACTUALLY ABSORB?

Your body is very clever and absorbs what vitamin C it needs. Anything that isn’t used is then safely excreted, although the body can hold onto vitamin C for a short period in the gut.

WellbeingA dog that can store vitamin C

ASK A NUTRITIONIST: CAN MY DOG CATCH A COLD?

 Unlike their masters, dogs don’t need to drink freshly squeezed orange juice at breakfast. Along with most other mammals (apart from fruit bats, guinea pigs, humans and other primates), dogs make ...

NutritionPeople working together like zinc and the thymus gland

ZINC AND THE THYMUS GLAND: STRONGER TOGETHER

Although their function in the body is often underappreciated, the work that zinc and the thymus gland do together is vital for protecting health. So, let’s start appreciating them a little more. W...

NutritionHOW VITAMIN D WORKS WITH YOUR IMMUNE SYSTEM FOR OPTIMAL PERFORMANCE

HOW VITAMIN D WORKS WITH YOUR IMMUNE SYSTEM FOR OPTIMAL PERFORMANCE

If you’re reading this, it hopefully won’t be news to you that vitamin D plays an integral role in keeping you healthy. As the NHS website explains, this fat-soluble vitamin is key to regulating yo...