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Viviscal - Maximum Strength Hair Supplement For Thicker & Fuller Hair

Viviscal - Maximum Strength Hair Supplement For Thicker & Fuller Hair

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  • ✔️ Nourishes hair follicles with AminoMar marine complex daily
  • ✔️ Supports thicker, fuller hair growth from within
  • ✔️ Clinically studied in women with thinning hair
  • ✔️ Contains biotin, zinc, and iron for follicle health
  • ✔️ Drug-free supplement suitable for long-term daily use

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Is Viviscal the Right Hair Supplement for Thicker Hair?

 

Hair thinning affects a significant number of women in the UK at some point in their lives. Whether it's linked to hormonal shifts, nutritional gaps, stress, or simply the natural ageing process, noticing more hair on your brush than usual can be genuinely distressing. Viviscal Maximum Strength hair supplement for thicker hair is a clinically studied, drug-free oral supplement designed to nourish hair follicles from within, supporting the conditions your hair needs to grow back thicker and fuller. You can find it alongside other evidence-based options in our hair care collection.

Viviscal has been the subject of multiple published clinical trials examining its effect on hair growth in women with thinning hair. Its key ingredient — the proprietary AminoMar marine complex — is derived from a combination of shark and mollusc powder, and has been used in hair research for several decades. The supplement also contains biotin, zinc, vitamin C, and iron, all of which play recognised roles in normal hair growth according to established nutritional science.

 

How Does Viviscal Maximum Strength Work to Support Hair Growth?

 

Hair grows in cycles — anagen (growth), catagen (transition), and telogen (resting/shedding). When nutritional deficiencies or physiological stressors disrupt this cycle, more hairs enter the telogen phase prematurely, leading to increased shedding and visible thinning. Viviscal works by supplying the follicle with targeted nutrients during the anagen phase to help extend it.

  • AminoMar marine complex: A proprietary blend of shark powder and mollusc powder thought to provide amino acids that support keratin production — the structural protein hair is made from.
  • Biotin (vitamin B7): Contributes to the maintenance of normal hair, as recognised by the European Food Safety Authority (EFSA).
  • Zinc: Supports normal hair growth and helps protect follicle cells from oxidative stress.
  • Vitamin C: Aids iron absorption and contributes to normal collagen formation, which supports the hair follicle structure.
  • Iron: Iron deficiency is one of the most common nutritional causes of hair loss in women in the UK, according to NHS guidance.

 

Who Should Consider Using Viviscal Maximum Strength?

 

Viviscal Maximum Strength is formulated specifically for adult women. It is particularly relevant if your hair thinning appears to be linked to nutritional factors, hormonal changes (such as post-pregnancy or perimenopause), or chronic stress. It is not a treatment for medically diagnosed alopecia areata or scarring alopecia — if you suspect a medical cause for your hair loss, please speak to your GP first.

This supplement may be suitable for you if you:

  • Are an adult woman experiencing diffuse hair thinning or increased shedding
  • Have no known allergy to fish or shellfish
  • Are not currently pregnant or breastfeeding (seek medical advice first)
  • Are looking for a non-prescription, drug-free approach to support hair density

 

How Does Viviscal Compare to Other Hair Growth Supplements?

 

Feature Viviscal Maximum Strength Generic Biotin Supplement
Key active ingredient AminoMar marine complex + biotin + zinc + iron + vitamin C Biotin only
Clinical studies Multiple published trials in women with thinning hair Limited specific hair-growth evidence
Suitable for fish/shellfish allergy No — contains marine-derived ingredients Generally yes
Prescription required No — available OTC No — available OTC

 

How Should You Store Viviscal and Is It Clinically Suitable for You?

 

Store Viviscal tablets below 25°C in a cool, dry place away from direct sunlight. Keep the pack out of reach of children. Do not use after the expiry date printed on the packaging. If you are also exploring options for vitamins and supplements to support your overall health alongside hair care, always check for potential overlaps in nutrient intake — particularly iron and zinc, where excessive intake can cause harm.

As a hair supplement for thicker hair, Viviscal is generally well tolerated, but it is not appropriate for everyone. People with known allergies to fish or shellfish must avoid it due to the marine-derived AminoMar complex. If you have a diagnosed medical condition such as haemochromatosis (iron overload), thyroid disease, or are taking prescribed medicines, please consult your GP or pharmacist before starting this supplement.

This product is a food supplement. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Viviscal Maximum Strength Hair Supplement For Thicker & Fuller Hair specifications
Treatment category Hair growth supplement
Mechanism of action Nourishes hair follicles via AminoMar marine complex, biotin, zinc, iron, and vitamin C to support the anagen hair growth phase
Effective for Thinning hair and hair loss associated with nutritional deficiency in adult women
Suitable for Adult women; not suitable for those with fish or shellfish allergy
Active ingredient AminoMar marine complex, biotin, zinc, vitamin C, iron
Pack size 60 tablets (one month supply)
UK classification Food supplement (not a licensed medicine)
Preparation Tablet
Route of administration Oral

Specifications of Viviscal Maximum Strength Hair Supplement For Thicker & Fuller Hair

 

What Is Viviscal Maximum Strength and What Is It Used For?

 

Viviscal Maximum Strength is an oral food supplement formulated to support hair growth in adult women experiencing thinning or shedding hair. It is not a licensed medicine — it is classified as a food supplement in the UK. Its primary purpose is to provide targeted nutritional support to hair follicles, helping to nourish them during the active growth phase of the hair cycle. Women who notice diffuse thinning, reduced hair density, or increased daily shedding may find this supplement a useful addition to their routine, particularly when hair loss has a nutritional or stress-related component.

It is worth noting that Viviscal does not treat medically diagnosed conditions such as alopecia areata or androgenetic alopecia in the same way that prescription treatments do. If you are unsure about the cause of your hair loss, the NHS recommends speaking to a GP, who can investigate potential underlying causes such as thyroid dysfunction, iron deficiency anaemia, or hormonal imbalance before you begin any supplement.

 

What Do You Need to Know Before Using Viviscal Maximum Strength?

 

Before starting Viviscal, there are some important safety points to be aware of. The AminoMar marine complex is derived from shark and mollusc powder, which means this product is not suitable for anyone with a known allergy to fish or shellfish.

Do not use Viviscal if you:

  • Have a known allergy to fish, shellfish, or any other ingredient in the formula
  • Are pregnant or breastfeeding without first seeking medical advice
  • Are under 18 years of age
  • Have haemochromatosis or any condition affecting iron metabolism
  • Have been advised to avoid zinc or iron supplementation by a healthcare professional

Drug interactions to be aware of:

  • Iron in the supplement may reduce the absorption of certain antibiotics (e.g. tetracyclines, quinolones) — take at least two hours apart if applicable
  • High-dose zinc can interfere with copper absorption if taken long-term alongside other zinc-containing supplements
  • If you are taking anticoagulants such as warfarin, speak to your pharmacist before adding any new supplement to your routine

 

How Should You Use Viviscal Maximum Strength?

 

Viviscal is straightforward to take, but consistency is key. Missing doses regularly will reduce the likelihood of seeing meaningful results. Women exploring options for female hair loss should be aware that supplements work gradually — this is not a quick fix.

  1. Take one tablet in the morning with a full glass of water, ideally with food.
  2. Take one tablet in the evening with a full glass of water, again ideally with a meal.
  3. Swallow the tablet whole — do not crush or chew.
  4. Continue daily for a minimum of three to six months to assess effectiveness.
  5. Do not exceed two tablets per day.
Indication Age Group Dose Frequency
Thinning hair / hair loss support Adult women (18+) 1 tablet Twice daily (morning and evening)
Children Under 18 Not recommended

 

What Are the Possible Side Effects of Viviscal Maximum Strength?

 

Viviscal is generally well tolerated when taken as directed. Because it is a food supplement rather than a licensed medicine, formal post-marketing pharmacovigilance data is more limited than for prescription drugs. That said, the following effects have been reported by some users.

Common side effects:

  • Mild nausea, particularly if taken on an empty stomach
  • Bloating or mild gastrointestinal discomfort
  • Darkening of stools (due to iron content — this is harmless)

Less common side effects:

  • Allergic reaction — rash, itching, swelling, or difficulty breathing (seek immediate medical attention if this occurs)
  • Constipation related to iron content
  • Headache

If you experience any signs of a serious allergic reaction, stop taking the supplement immediately and seek urgent medical help. The NHS provides clear guidance on recognising anaphylaxis symptoms.

 

How Should You Store Viviscal Maximum Strength?

 

Correct storage helps maintain the quality and integrity of the supplement throughout its shelf life. If you are also managing other health products at home, our vitamins and supplements range includes storage-friendly options across a variety of health needs.

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and moisture
  • Keep the container tightly closed when not in use
  • Store out of sight and reach of children
  • Do not use after the expiry date printed on the packaging
  • Do not transfer tablets to a different container

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Viviscal Maximum Strength online in the UK?

You can buy Viviscal Maximum Strength directly from Cured Pharmacy, a GPhC-registered UK online pharmacy, without a prescription. It is available as an over-the-counter food supplement and can be ordered conveniently online for home delivery. Browse our full hair care collection for related products too.

How does Viviscal Maximum Strength work in the body?

Viviscal delivers its proprietary AminoMar marine complex alongside biotin, zinc, iron, and vitamin C to nourish hair follicles from within. These nutrients support the anagen (active growth) phase of the hair cycle, helping to reduce excessive shedding and encourage thicker-looking hair over time. It works gradually — consistent daily use over several months is needed to see meaningful results.

How do I take Viviscal Maximum Strength step by step?

Take one tablet in the morning with food and a full glass of water, then one tablet in the evening, again with food. Swallow the tablet whole — do not crush or chew it. Do not exceed two tablets per day under any circumstances.

What is the best time of day to take Viviscal?

Taking one tablet with breakfast and one with your evening meal is the most commonly recommended approach, as it spaces the nutrient delivery evenly throughout the day. Taking the tablets with food also helps to minimise the chance of mild stomach discomfort, which can occasionally occur with iron-containing supplements. Consistency matters more than the exact time — try to take them at the same times each day.

How long does it take for Viviscal to show results?

Hair growth is a slow biological process, and most users report noticeable improvements in hair thickness and reduced shedding after three to six months of consistent daily use. Some women notice a reduction in shedding earlier — around six to eight weeks — but visible density improvements typically take longer. Do not stop taking the supplement prematurely before giving it a fair trial period.

Who is Viviscal Maximum Strength suitable for?

Viviscal Maximum Strength is designed for adult women (aged 18 and over) who are experiencing thinning hair or increased hair shedding, particularly where this is linked to nutritional deficiency, stress, or hormonal changes. It is not suitable for people with fish or shellfish allergies, children, or those with certain medical conditions affecting iron or zinc metabolism. If you are unsure whether it is right for you, speak to your pharmacist or GP first.

Can men use Viviscal Maximum Strength?

Viviscal Maximum Strength is specifically formulated and clinically studied in adult women, so it is not recommended for men. There is a separate Viviscal product range designed for men, which has a different formulation. Men experiencing hair thinning should explore options specifically designed for male hair loss.

What are the side effects of Viviscal Maximum Strength?

Side effects are uncommon but may include mild nausea, bloating, or constipation — particularly related to the iron content. Stools may appear darker than usual when taking iron-containing supplements, which is harmless. Rarely, an allergic reaction can occur in people sensitive to marine-derived ingredients; if you experience rash, swelling, or difficulty breathing, stop taking the supplement and seek urgent medical attention.

Is Viviscal safe to take during pregnancy or breastfeeding?

Viviscal Maximum Strength is not recommended during pregnancy or breastfeeding without prior medical advice, as the safety of the AminoMar marine complex in these situations has not been fully established. The iron content also needs to be considered alongside any pregnancy supplements you may already be taking to avoid exceeding safe intake levels. Always speak to your GP or midwife before starting any new supplement during pregnancy.

What happens if I miss a dose of Viviscal?

If you miss a dose, simply take it as soon as you remember — unless it is almost time for your next scheduled dose, in which case skip the missed one and continue as normal. Do not take two tablets at once to make up for a missed dose. Occasional missed doses are unlikely to significantly affect your results, but regular gaps in use will slow progress.

Can I take Viviscal alongside other vitamins or supplements?

You can generally take Viviscal alongside other supplements, but be mindful of overlapping nutrients — particularly iron and zinc — as exceeding recommended daily intakes can cause harm. If you are already taking a multivitamin or an iron supplement, check the combined nutrient levels with your pharmacist before adding Viviscal. Our vitamins and supplements collection includes a range of options your pharmacist can help you compare.

Does Viviscal interact with any prescription medicines?

The iron in Viviscal may reduce the absorption of certain antibiotics, including tetracyclines and quinolones — if you are prescribed these, take them at least two hours apart from your Viviscal dose. If you are taking anticoagulants such as warfarin, speak to your pharmacist before starting any new supplement. No other significant drug interactions have been formally established, but always disclose all supplements to your prescriber.

How long can you take Viviscal Maximum Strength for?

Viviscal can be taken long-term as part of an ongoing hair care routine, provided you have no contraindications and are not exceeding safe nutrient intake levels from other sources. Many women continue taking it for six months or more to maintain results, as hair thinning can return if supplementation is stopped. Review your use periodically with a pharmacist, especially if your health circumstances change.

What are the alternatives to Viviscal for hair thinning in women?

Alternatives include other hair growth supplements containing biotin, iron, or zinc, as well as topical treatments such as minoxidil, which is licensed for female pattern hair loss in the UK. For women whose hair loss has a hormonal or medical cause, a GP may recommend investigating and treating the underlying condition first. Browse our female hair loss collection for a range of options.

What does the latest research say about Viviscal and hair growth?

Several published clinical studies have examined Viviscal's AminoMar marine complex in women with thinning hair, with results generally showing statistically significant increases in hair count and thickness compared to placebo after three to six months of use. The research base is more established than for many generic hair supplements, though it is worth noting that most studies have been industry-funded. Independent NHS guidance recommends speaking to a GP to rule out treatable medical causes of hair loss before relying solely on supplements.

How Should You Use Viviscal Maximum Strength?

Viviscal Maximum Strength tablets are taken orally, twice daily. Consistency is the single most important factor — taking the supplement sporadically will significantly reduce your chances of seeing results. Follow these steps each day:

If you are already taking other vitamins or supplements, check with your pharmacist to ensure you are not exceeding safe daily intake levels for nutrients such as iron or zinc, both of which are present in Viviscal.

What Is the Correct Dose of Viviscal Maximum Strength?

The recommended dose for adult women is two tablets per day — one in the morning and one in the evening. There is no adjusted dose for older adults, but women with certain medical conditions (such as iron metabolism disorders) should seek medical advice before use. Viviscal is not recommended for children or men using this specific formulation.

When Is the Best Time to Use Viviscal Maximum Strength?

Taking one tablet with breakfast and one with your evening meal works well for most women, as it distributes the nutrient intake evenly across the day. Taking the tablets with food is particularly important if you find iron-containing supplements cause nausea on an empty stomach. There is no evidence that taking Viviscal at a specific time of day significantly affects its efficacy — what matters most is that you take it every day without long gaps.

If you occasionally forget a dose, take it as soon as you remember. If it is nearly time for your next dose, skip the missed one and carry on as normal. Never double up.

How Long Can You Use Viviscal Maximum Strength For?

Viviscal is designed for long-term use. Most clinical studies have assessed outcomes over a three-to-six-month period, and many women continue taking it beyond this to maintain results. Hair thinning can gradually return if supplementation is stopped, particularly if the underlying nutritional or hormonal factors have not been fully resolved. Review your use periodically with a pharmacist or GP, especially if your health circumstances change or if you begin taking new prescription medicines.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

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What Are the Most Common Side Effects of Viviscal Maximum Strength?

Viviscal Maximum Strength is generally well tolerated when taken as directed. Because it is a food supplement rather than a licensed medicine, formal adverse event reporting is less structured than for prescription drugs. That said, the most frequently reported side effects relate to the iron content of the formula.

  • Mild nausea, particularly if taken on an empty stomach
  • Bloating or a feeling of fullness
  • Darkening of stools (a harmless and expected effect of iron supplementation)
  • Mild stomach cramps

Taking each tablet with food and a full glass of water significantly reduces the likelihood of these effects occurring. If nausea persists, speak to your pharmacist.

What Are the Less Common Side Effects of Viviscal Maximum Strength?

Less commonly, some users may experience the following. These are not typical but are worth being aware of before you start the supplement.

  • Constipation related to iron intake
  • Headache
  • Skin rash or mild itching
  • Metallic taste in the mouth

If constipation becomes a problem, increasing your fluid and dietary fibre intake may help. If symptoms persist or worsen, stop taking the supplement and consult your pharmacist or GP.

What Are the Serious Side Effects of Viviscal Maximum Strength?

Serious side effects are rare but can occur, particularly in people who have an undiagnosed allergy to fish or shellfish. The AminoMar marine complex is derived from shark and mollusc powder, which means it carries a risk of allergic reaction in susceptible individuals. Signs of a serious allergic reaction (anaphylaxis) include:

  • Sudden rash, hives, or widespread skin flushing
  • Swelling of the face, lips, tongue, or throat
  • Difficulty breathing or swallowing
  • Dizziness, rapid heartbeat, or collapse

If you experience any of these symptoms, stop taking Viviscal immediately and call 999 or go to your nearest A&E department. Do not wait to see if symptoms improve on their own.

What Should You Do If You Experience Side Effects From Viviscal?

For mild side effects such as nausea or bloating, try taking the tablet with a larger meal and ensure you are drinking enough water throughout the day. Most mild gastrointestinal effects settle within the first one to two weeks as your body adjusts. If side effects are persistent, troublesome, or unexpected, stop taking the supplement and speak to your pharmacist or GP before restarting.

You can also report suspected side effects from food supplements to the Food Standards Agency (FSA) or, if you believe the product has caused a serious reaction, to the MHRA via the Yellow Card scheme at yellowcard.mhra.gov.uk.

Can Viviscal Maximum Strength Interact With Other Medicines?

Viviscal is not a licensed medicine, but its nutrient content can interact with certain prescription drugs. The iron in the formula may reduce the absorption of tetracycline and quinolone antibiotics — if you are prescribed either of these, take them at least two hours before or after your Viviscal dose. High-dose zinc taken alongside other zinc-containing supplements over a long period may affect copper absorption. If you are taking anticoagulants such as warfarin, speak to your pharmacist before adding any new supplement to your routine, as changes in dietary intake can occasionally affect INR levels.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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