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.

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Protein powder, measuring scoop and a glass of water. Nutrition and food supplement

Is vegan collagen effective and does it exist?

Vegan collagen - is it the real deal? We delve into all things vegan collagen in our guide, from its differences to regular collagen, its benefits and much more.

Collagen and SPA accessories, coffee beans, skin oil, scrub for anti cellulite procedure. Zero waste, eco friendly on beige background. Natural skin care concept.

Our guide to the top 10 benefits of collagen

Got questions about collagen? Whether you’re after the basics or want to find the type that’s right for you, follow our guide to this skin- and muscle-boosting wonder.

The best collagen gummies and alternatives

Discover the best collagen gummies and other alternative collagen supplements – it's not all tablets and powders

Our favourite silica supplements

Interested in taking silica supplements but not sure which to go for? Discover our list of best silica supplements in our guide

A man's hand reaching for yellow transparent vitamin D and Omega-3 fish oil capsules in the sunlight on a bright, sunny table.

What is vitamin D and why is it so important?

What does vitamin D do and why is it so important to our health? Find the best ways to get more vitamin D

What is red algae?

Heard of red algae but not sure what it does or why it's good for you? Find out all about red algae supplements and its benefits in our guide.

Tasty oatmeal porridge with toppings served on light grey table, flat lay

Benefits of co-enzyme Q10

What are the benefits of the compound co-enzyme Q10? Which foods are high in co-Q10? And can a co-Q10 supplement reduce signs of ageing?

Variety of fresh organic garlic bulbs whole and peeled and cloves of black fermented garlic with ceramic grater over grey spotted background. Close up

Garlic guide: Types & benefits

Find out how garlic can help your arteries and relieve cold symptoms. Not just for cooking, learn why this pungent herb is good for your health.

Salad with tomato, italian ricotta cheese and basil

The health benefits of lycopene

Wondering what the health benefits of lycopene are? Get the low down on all you need to know here.

Guide to BCAA & amino acids

What are BCAA and amino acids? And why are they a popular sports supplement for building muscle protein? Find out the best dietary sources of BCAAs.

How to get whiter teeth with charcoal

Looking to brighten up your pearly whites? How to get whiter teeth with activated charcoal toothpaste. The best tooth whitening toothpaste.

podium displaying best zinc supplements for different needs and uses on a blue background

The best zinc supplements

You need a daily dose of zinc (an essential mineral) to maintain good health; discover some of the best zinc supplements here at Holland & Barrett.

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