Holland & Barrett

Holland & Barrett

Vitamins & Supplements

Deficiencies in certain vitamins are common as we can't always get enough of what we need naturally. From vitamin D for bone health through to zinc for healthy skin, there's supplement out there to support every part of the body.
Deficiencies in certain vitamins are common as we can't always get enough of what we need naturally. From vitamin D for bone health through to zinc for healthy skin, there's supplement out there to support every part of the body.

Latest articles

a selection of foods high in vitamin C

Vitamin C: Why we need it and where to get it

Find out why we need ascorbic acid or vitamin C for our immune system, skin and teeth. What are the signs of vit C deficiency? And the best natural sources?

collagen supplements

Alternatives to collagen

Most collagen is naturally found in bones & tissues of fish & animals, making it tricky for a vegan or vegetarian diet. We share the best collagen alternatives.

gummy vitamins

12 of our best gummy vitamins

Do gummy vitamins work? Should you be taking them? Discover the benefits of gummy vitamins and check out 12 of our top vitamin gummies for different health goals.

Collagen supplements, creams and powders

The best collagen supplements

Collagen supplements are all the rage right now. Learn all you need to know about them, from collagen tablets to powders and creams, in this article.

A woman using an at home test to prick her finger.

Vitamin D test: Can a blood test detect a deficiency?

Can you get a vitamin D test at home? The low-down on getting a blood test for vitamin deficiency is over on the The Health Hub.

Collagen powder in a bowl with a spoon in and a glass of water next to it.

What is vegan collagen made from?

We explore why some types of collagen isn't vegan, what vegan collagen alternatives are available & benefits eg is it just good for young looking skin?

symptoms of iron deficiency

What is anemia? 14 symptoms

Learn all about what iron deficiency is and what low levels of iron can do to your body. Here are 14 symptoms of iron deficiency anemia and low iron levels to get you started.

Does melatonin help with anxiety

Does melatonin help with anxiety?

Does melatonin help with aniexty? We answer this very question and also look into causes and symptoms of anxiety, whether supplements can help, plus more!

the best Keto supplements

The best keto supplements – revealed

Want to know what the best keto supplements are? In this article, we speak to one of our nutritionists, Emily Rollason, about the most important supplements to take.

cbd oil cbd capsules

How to use CBD oil: 6 of the best ways

If you're wondering how to use cbd oil, we've go the answers for you. From taking with food, to using a cbd balm on your skin, here's your guide to using cbd.

food sources of iron

What foods contain iron?

You know you need it – but how much? And where is the best place to get it from? Are supplements a good idea? Your questions answered.

what is taurine

What is taurine and can it help with sports and exercise?

Could this amino acid help you work out for longer with less impact on your muscles?

Which vitamins are good for hair?Echinacea: benefits, dosage, side-effects Cinnamon: benefits, dosage & side-effects Spirulina: benefits, dosage, side effects Vitamin B3: functions, foods, deficiency and supplements Vitamin K: functions, foods, deficiency and supplements Grapeseed extract: benefits, dosage & side-effects Ginkgo biloba: benefits, dosage & side-effects Devil’s claw: benefits, dosage & side-effects St John’s wort: benefits, dosage & side-effects Alternative sources of nutrients found in eggs How to get the most from vitamin C Can B vitamins help with varicose veins?PMS? Vitamin B6 is your secret weapon Why take a vitamin-B complex?What is Vitamin B12 and why is it so important?Supercharge your day with spirulina Want whiter teeth? Use charcoal toothpaste What you need to know about the new government guidelines on vitamin D Probiotics for women: 6 ways good bacteria can support women’s health Dose & Co: Iced matcha latte recipe A guide to vitamin D for women Can a lack of vitamin D cause depression?All about royal jelly: benefits, uses and types Meet our collagen gurus Saw palmetto benefits Do hair gummies actually work?How much omega-3 do I need?10 vegetarian foods rich in iron Top 3 benefits of Vitamin C serum + popular product picks Two of the best iron rich vegetarian recipes What’s the best Vitamin B to take?How to choose the best multivitamin for you How to become a vegan Algae supplements: What are they?Is it safe to drink apple cider vinegar every day?How to get more vitamin D in your day Collagen for great hair, skin and nails Acidophilus: benefits, dosage, side-effects Symptoms of the most common vitamin deficiencies What is marine collagen?Fighting fatigue: The best vitamins for boosting energy Science-backed benefits of cod liver oil capsules 6 essential vegan supplements and vitamins to include in your diet What is Rescue Remedy?Ginseng: benefits, dosage, side-effects Guarana: benefits, dosage & side-effects Peppermint oil: benefits, dosage & side-effects What does vitamin A do and why do we need it?Vitamin E: functions, foods, deficiency and supplements Valerian: benefits, dosage & side-effects Does melatonin help you sleep?What are the benefits of taking magnesium glycinate? Sardines health benefits Agnus castus: benefits, dosage, side-effects Red clover: overview, benefits, dosage, side effects Vitamin B complex: functions, foods, deficiency and supplements What’s vitamin B and why do I need it?Cool down with a vitamin C-rich ice lolly Your guide to vitamin B5 Is alpha-lipoic acid good for you?How omega-3 can soothe psoriasis Beat bloating and flatulence with activated charcoal tablets Are there negative effects of melatonin?Are your kids missing these vital vitamins?Reishi mushroom benefits Do zinc lozenges for colds really work?Does drinking collagen work?9 of the healthiest vegetables Busting common myths about Omega-3 What do we need Omega-3 for?Why take zinc supplements?Olive leaf extract benefits Is aloe vera good for your bowels?Winter wellness: look and feel great this winter Omega-3: functions, foods, deficiency and supplements 6 reasons to start using aloe vera Do probiotics help relieve IBS symptoms?How to make sure babies and children are getting enough vitamin D 6 sources of Vitamin B12 8 of the best sources of vitamin C What does vitamin C do for the skin?What is hydrolysed collagen?Can collagen keep your joints and bones healthy?5-minute focus on: Vitamin A for skin What is your recommended daily vitamin intake?Vitamin C: functions, foods, deficiency and supplements 6 natural remedies for menopause symptoms Silica: benefits, dosage, side-effects Chromium: function, foods & supplements Evening primrose oil: benefits, dosage & side-effects Iodine: function, foods, deficiency and supplements Iron: functions, foods, deficiency and supplements 3 conditions magnesium can help with Why you need more vitamin C if you exercise regularly What’s the difference between omega-3 fatty acids?Getting your essential vitamins and nutrients through diet Vitamin C and healthy gums Bothered by adult acne? Omega-3 could help Fight PMS with omega-3 fatty acids 5 reasons you should be using activated charcoal Is too much iron bad for you?What is glutamine?What is vitamin K2?How to pickle with apple cider vinegar in 6 steps Is collagen a good source of protein?4 benefits & uses of fish collagen Should my children take omega-3?Your ultimate CBD oil guide: types, benefits & much more What is omega-3 made of?What are the best CBD gummies?How to take CBD oil products: 14 ways Vitamin D deficiency: how to identify and treat What is Vitamin D and why is it so important?Vitamin K for babies Your guide to the best CBD oils A guide to the best fat burners Collagen: benefits, dosage, side-effects 5-HTP: benefits, dosage and side-effects The basics: What is omega-3?The B vitamin necessary for nail health What is glucosamine?Garcinia cambogia: Overview, benefits & uses The ultimate guide to hemp oil How apple cider vinegar helps you lose weight 8 of the best sources of omega-3 fats Lemon balm: benefits and uses Quercetin: benefits, dosage & side-effects Liquorice: benefits, dosage & side-effects Milk thistle: benefits, dosage & side-effects Co-enzyme Q10: functions, foods, deficiency and supplements Could collagen give you younger looking skin?Discover the health benefits of ginseng How oily skin can benefit from omega-3 How does omega-3 benefit the brain?Boost your day with turmeric 6 top uses for turmeric Biotin for hair 11 things you need to know about ferrous sulphate Best vitamins to help with sleep and relaxation Do dogs need omega 3? Tonia Buxton's Vitamin D story An over 65's guide to vitamin D Boswellia benefits Where does Omega-3 come from?8 easy ways to use activated charcoal in your daily routine What are electrolytes?Risk of iron deficiency for vegetarians Liquid iron supplements: All you need to know Guide to Vitamin D for children and babies 9 of the best vitamin C fruits and veg Black garlic: benefits and supplements Folic acid for pregnancy Folic acid: functions, foods, deficiency and supplements The top 10 supplements to take while breastfeeding Foods high in iron Cod liver oil benefits for your hair Vitamin D: functions, foods, deficiency and supplements Calcium: functions, foods, deficiency and supplements The vitamins children need for preschool Feverfew: benefits, dosage & side-effects Aloe vera: benefits, dosage & side-effects Garlic: overview, benefits, dosage, side effects What is biotin? Uses and health benefits of vitamin B7 Ginger: benefits, dosage, side-effects Does L-arginine increase endurance?Get glowing skin with vitamin C Why you need B vitamins when you’re stressed Discover the health benefits of chlorella Best supplements for your brain Vitamin F: function, foods, deficiency and supplements Vitamin B6: functions, foods, deficiency and supplements How much iron is your body absorbing?Is it good to take a multivitamin?Magic milk thistle 6 simple ways activated charcoal will boost your beauty regime How to keep the vitamins and minerals in your free from diet Zinc benefits for men What is black seed oil?A day of vitamin E rich eating How to whiten your teeth with activated charcoal 5 surprising facts about vitamin D Folic acid benefits for skin What is konjac?Top 9 collagen benefits 8 of the healthiest fruits The best sources of Vitamin D: are you getting enough?7 Collagen rich foods The benefits of echinacea Vitamin E oil benefits 6 amazing cranberry benefits 16 of the hottest products with CBD in 6 of the best CBD tablets & supplements How to get rid of water retention Magnesium: functions, foods, deficiency and supplements What are different vitamins for?10 reasons why we love Vitamin C for skin (and you should too!)5 surprising health benefits of omega-3 MSM: benefits, dosage & side-effects Your guide to flower remedies Arnica: overview, benefits, dosage, side effects Phosphorus: function, foods, deficiency and supplements What is friendly bacteria?What are tissue salts?Could coffee be sabotaging your vitamin C levels?A guide to zinc and your immune system How vitamin A helps keep gums healthy What is papaya enzyme?Could ginseng give you an energy boost?Banish body odour with activated charcoal Best milk thistle supplements The top 7 sunflower lecithin benefits Turmeric milk benefits and recipes 8 of the best multivitamins for women What is oxidative stress?Different types of Omega-3 6 foods with Omega-3 6 of the best vegan calcium sources Can you have too much Vitamin D?The top 8 liquorice root benefits What are the different types of collagen?Resveratrol benefits: What’s the science behind the hype?Vitamin A in pregnancy 30+ Vitamin K foods Vitamin C facials: What’s the hype all about?The health benefits of curcumin 9 of the best omega-3 & fish oil supplements 8 of the best magnesium supplements Do fat burners work? & other fat burner FAQs Best treatments to slow down hair loss Health benefits of elderberries Vegan omega-3 food sources and supplements What is ashwagandha?Should men take folic acid?5 causes of folic acid deficiency 5 of the best forms of magnesium 3 ways to increase your energy levels What’s the big deal with activated charcoal?10 health benefits of vitamin C Bright and mighty - 4 things turmeric is good for What does vitamin A do for the skin?What do amino acids do?Manganese: functions, foods, deficiency and supplements What is a mineral?What are vitamins and why do we need them?Multivitamins: what you need to know Activated charcoal: benefits, dosage, side-effects What are essential fatty acids?Homeopathy: what you need to know Lecithin: benefits, dosage & side-effects Oregano: benefits, dosage, side effects Chondroitin: overview, benefits, dosage & side-effects Benefits and uses of apple cider vinegar Fibre supplements: benefits, dosage, side-effects Turmeric: overview, benefits, dosage & side-effects Black cohosh: benefits, dosage & side-effects Vitamin B5: function, foods, deficiency and supplements Vitamin B12: function, foods, deficiency and supplements Selenium: functions, foods, deficiency and supplements Potassium: function, foods, deficiency and supplements Chlorella: benefits, dosage, side-effects 3 immune supporting habits you need to incorporate today Great sources of calcium – are you getting enough?How to support your nutritional needs as a smoker Boost brain and heart health with vitamin B6 Why B-vits = a healthy brain Are you eating enough choline?Supercharge your skin with vitamin F Why we need magnesium Why you need iron in endurance sports The best sources of Vitamin D for pregnancy How to spot vitamin C deficiency symptoms and what to do Vitamin B2: your body's energy essential Choline: Forms, Benefits & Uses A tasty way to up your vitamin C Why your body – and beauty – needs vitamin E How low magnesium affects your blood sugar How magnesium benefits your hormones How collagen could help your joints How ginkgo biloba can boost your wellbeing How magnesium helps your blood pressure How omega-3 can benefit your health Does melatonin cause weight gain?Did you know omega-3 could ease your joints?Best charcoal supplements Omega 3 benefits for skin, hair & nails The hidden health benefits of L-arginine 9 benefits of apple cider vinegar with "the mother"How activated charcoal can work wonders for mature skin A quick introduction to activated charcoal 10 ways to supercharge your day with spirulina Spirulina: the nutrient powerhouse Am I at risk of Vitamin D deficiency?10 best vitamins for healthy skin How to use Apple Cider Vinegar on your skin How much vitamin D per day do I need?3 surprising reasons you really need vitamin C

Showing 12 of 309