Vitamin A is ubiquitous in human health.
It plays a role in:
It is present in several forms in the body - retinol, retinal, retinoic acid and retinyl phosphate.
Directly-available vitamin A is actually found in animal-source products (5). These vitamin A-rich foods include:
Plant-source foods primarily contain beta-carotene, a provitamin which the body easily converts into vitamin A.
So if you don’t eat animal products, there is an alternative source of vitamin A. It’s best to choose highly-coloured fruits and vegetable - in fact, beta-carotene is none other than a red-orange pigment (7).
Microalgae are important allies:
You could also try a carotenoid complex. The formulation Carottol™, for example, combines beta-carotene, lutein, lycopene, astaxanthin and zeaxanthin. All these compounds are particularly helpful in protecting against problems with vision or the immune system.
Last but not least, taking a multivitamin complex (such as Daily 3) is always a good idea. If you need to, be sure to seek advice from a health professional to identify your particular requirements.
The consequences of a lack of vitamin A can be serious. A diet with plenty of brightly-coloured fruit and vegetables, along with some carefully-chosen supplements, will provide you with sufficient vitamin A to ensure you stay in the best of health!
Every year, the arrival of spring triggers a wave of hay fever, the allergy to pollen that gives rise to rhinitis and allergic conjunctivitis. Here’s our lowdown on the natural methods and supplements you need to combat seasonal allergies.
Advances in scientific research are revealing the mysteries of astragalus. Discover just what this medicinal plant can do for you.
“Don’t go out dressed like that – you’ll catch cold”. We’ve all heard – and even repeated - this advice, but is cold weather really responsible for winter ailments?
Do you regularly suffer from a dry or productive cough, occasionally or persistently, daytime or night-time? Here are 7 natural cough remedies, excellent for supporting your respiratory health.
Though they are both products of the beehive, honey and royal jelly are very different, both in how they are used and in their composition. How do bees produce them? What are their benefits for health?
Discover how the body’s immune system works, and the 5 most effective supplements for helping to maintain this vital, natural shield.