What Multivitamins Should I Take UK Honest Guide | Complete Nutrition
Multivitamins

What multivitamins should I take

The right multivitamin depends on your age, sex, life stage and specific circumstances rather than there being one best product for everyone. Most adults benefit from a general formulation providing standard doses of vitamins and minerals. Specific groups need adapted formulations including pregnant women, older adults, vegans, athletes and adults on certain medications. The key factors are matching the product to your situation, choosing a reputable manufacturer and taking it consistently. Cost differences between reasonable products are smaller than the benefit difference of actually taking them daily.

Updated:
May 2026
Written by:
Dominic Walton, MD
Reading time:
4 min
The full answer

Choosing the right multivitamin

Different adults need different formulations. Understanding what features matter for your specific situation helps choose a product that actually fits rather than picking based on marketing alone.

Most healthy adults need general formulations

Adults under 50 without specific health conditions or life stages do well with general adult multivitamins providing standard doses of vitamins and minerals. Look for products covering vitamin D, B vitamins including B12 and folate, vitamin C, vitamin A or beta carotene, vitamin E, vitamin K and minerals including zinc, magnesium, iodine and selenium. Iron is included in some products but not always needed by adult men.

Adults over 50 benefit from adapted formulations

Multivitamins formulated for older adults typically include more vitamin D (often 1000 IU or more), more B12 (to compensate for reduced absorption), adequate vitamin K and sometimes calcium. They usually exclude iron which is rarely needed by older adults. The adapted formulations match the changing nutritional needs of ageing better than generic products.

Pregnant women need antenatal multivitamins

Pregnancy multivitamins include adequate folate (usually 400 to 800 micrograms), appropriate vitamin D, iron at higher levels, iodine and exclude vitamin A in retinol form which can be problematic in pregnancy. Standard adult multivitamins do not match pregnancy needs. Start antenatal multivitamins ideally before conception and continue through pregnancy and breastfeeding.

Athletes may want slightly enhanced formulations

Adults doing heavy training have modestly elevated needs for B vitamins involved in energy metabolism plus minerals lost through sweat. Sport-specific multivitamins exist that provide these nutrients at slightly higher levels. Standard multivitamins work for most athletes at recreational levels. Serious athletes may benefit from sport-specific products.

Vegans need vegan-specific formulations

Vegan multivitamins use plant-based or synthetic forms of all nutrients including B12 (always synthetic), vitamin D3 from lichen rather than lanolin and avoid animal-derived capsule materials. Standard multivitamins typically use animal-derived forms for some nutrients. Vegan-specific products serve plant-based adults reliably.

Selecting your multivitamin

Practical selection guidance

Choosing the right multivitamin involves matching the product to your specific situation. A few questions help clarify the right choice.

Identify your life stage and specific needs

Adult under 50 with no specific conditions: general adult formulation. Adult over 50: senior formulation. Pregnant or planning pregnancy: antenatal product. Vegan: vegan formulation. Athlete: sport-specific or enhanced formulation. Adults with specific conditions: discuss with GP. Match the product to your actual situation.

Read the label for actual nutrient content

Look for products providing each nutrient at approximately 100 percent of recommended daily intake. Avoid products with one or two nutrients at mega-doses while others are barely present. Balanced formulations work better than products marketing themselves on single high-dose nutrients.

Choose reputable manufacturers

UK manufacturers regulated under food supplement law produce reliable products. Reputable brands typically provide accurate label claims and consistent product quality. Avoid products from unknown manufacturers, products with dramatic health claims and products at suspiciously low prices. The premium for reputable manufacturing is small and worthwhile.

Match the format to your preferences

Tablets, capsules, gummies and liquid all work for most nutritional purposes. The format you will actually take consistently is the right one for you. Gummies often improve consistency for adults who dislike swallowing tablets. Tablets typically deliver more nutrients per dose than gummies. Pick the format that fits your habits.

Try it for 3 months and assess

Three months of consistent daily use provides reasonable assessment time. Track whether the multivitamin makes a noticeable difference in energy, immune function or general wellbeing. Adults seeing subtle benefits continue with the same product or similar. Adults seeing no benefit can try a different formulation or stop entirely.

Daily nutritional support

Multivitamin Gummies designed for daily use

Our Multivitamin Gummies deliver a balanced range of essential vitamins and minerals in a format you will actually take consistently. Two gummies daily covers most of the gaps that typical UK diets leave. No tablets to swallow. No measuring. Just convenient daily nutritional support.

For adults wanting a balanced general formulation in a convenient daily format, our Multivitamin Gummies deliver essential vitamins and minerals at standard doses suited to most adults. The gummy format supports daily consistency without tablets to swallow.

Safety

When to see your GP about supplements

Multivitamin selection benefits from matching to your situation. See your GP if any of the following apply.

  • Pregnancy or planning pregnancy. Antenatal multivitamins essential.
  • Specific medical conditions. Some warrant specific supplement choices.
  • Multiple medications. Pharmacist review for interactions.
  • Significant nutritional symptoms. Targeted testing and supplementation may be better.
  • Severe restrictive diets. Specific guidance beyond general products.

The right multivitamin matches your specific situation rather than being universally the same product. Standard adult formulations work for most healthy adults. Specific groups including pregnant women, older adults, vegans and athletes benefit from adapted formulations. Reputable manufacturers, balanced formulations and daily consistency matter more than premium pricing or dramatic marketing claims. Try a sensible product for 3 months and assess whether it earns its place.

For more on multivitamin selection and use our Understanding Vitamins hub brings every guide together.

Part of the hub

Back to the Vitamins Hub

This article sits inside our complete knowledge base on vitamins and multivitamins covering benefits, ingredients, label reading, deficiencies, life stages and the science behind formulation. Head back to the hub for the full index.

Keep reading

More on multivitamin selection

Selection connects to related topics. what is the best multivitamin for men covers male-specific guidance. what is the best multivitamin for women covers female-specific guidance. And How to Read a Multivitamin Label: Ingredients That Matter covers label reading.

Frequently asked

Multivitamin selection questions

What is the best multivitamin for adults?
Depends on age, sex, life stage and specific situation. Healthy adults under 50 do well with general adult formulations at standard doses. Adults over 50 benefit from senior formulations with more vitamin D and B12. Pregnant women need antenatal products. Match the product to your actual situation.
Should I take separate vitamins instead of a multivitamin?
Either approach works. Targeted supplements at higher doses suit adults with specific known deficiencies. Multivitamins suit adults wanting general insurance. Most adults benefit from vitamin D supplementation alongside or instead of a multivitamin given the UK seasonal vitamin D issue. Combine approaches based on individual needs.
Are gummy multivitamins effective?
Yes for most nutrients. Gummies typically cannot include some minerals at full doses due to taste constraints. The trade-off is improved consistency for adults who find tablets unappealing. The format you will actually take consistently is the right one for you. Gummies work well for daily nutritional support.
Should men avoid iron-containing multivitamins?
Generally yes. Adult men with normal iron status do not need additional iron and may accumulate excess over years. Male multivitamins typically exclude iron. Women of reproductive age often benefit from iron-containing products to compensate for menstrual losses. Match the product to your iron status.
Do I need a different multivitamin for each season?
No though vitamin D supplementation matters more in autumn and winter than summer. Most adults benefit from year-round multivitamin use with continuous daily intake. Adults preferring to adjust can use higher vitamin D in autumn and winter and standard in spring and summer though continuous use is simpler.
Are food-based multivitamins worth the extra cost?
Slightly for some adults. Food-based products embed nutrients in food matrices which may improve absorption marginally. The differences are small in practice. Standard products at lower cost work well for most adults. Food-based products are reasonable choices for adults who prefer them but not substantially superior.
How do I know if my multivitamin is working?
Subtle effects on energy, immune function and general wellbeing over months rather than days. Adults expecting dramatic effects will be disappointed. Tracking specific symptoms (frequency of colds, energy levels, general wellbeing) at baseline and 3 months helps assess. Blood tests for specific nutrients reveal whether status is actually changing.