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Nutricia Souvenaid Mixed Case Strawberry & Vanilla

Nutricia Souvenaid Mixed Case Strawberry & Vanilla

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  • ✔️ Contains Fortasyn Connect to support synapse formation in early Alzheimer's
  • ✔️ Provides DHA, EPA, choline, and B vitamins in one daily drink
  • ✔️ Mixed strawberry and vanilla flavours reduce taste fatigue
  • ✔️ Clinically studied over 24 months in Alzheimer's disease trials
  • ✔️ Ready-to-drink 125ml format — no preparation required

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What Is Souvenaid Mixed Case and How Does It Support Memory?

 

If someone you care for has been diagnosed with early Alzheimer's disease, you may already be exploring every option available to support their day-to-day wellbeing. The Souvenaid mixed case from Nutricia offers a practical, clinically studied approach to nutritional support — combining both strawberry and vanilla flavours in a single case so variety is built in from the start. Each 125ml bottle contains Fortasyn Connect, a patented blend of nutrients specifically formulated to support synapse formation and function in the brain. You can find this product alongside other evidence-based options in our vitamins and supplements collection.

Souvenaid is classified as a food for special medical purposes (FSMP) and is intended to be used under medical supervision. It is not a medicine in the traditional sense, but it is designed to address specific nutritional deficiencies that are associated with early-stage Alzheimer's disease. The mixed case format — containing both strawberry and vanilla variants — makes it easier to maintain daily compliance, which matters enormously when you are managing a long-term condition.

 

How Does Souvenaid Work to Support Brain Health?

 

The science behind Souvenaid centres on a concept called synaptogenesis — the formation of new synaptic connections between nerve cells. In early Alzheimer's disease, synaptic density is reduced, and this is closely linked to memory decline. Fortasyn Connect provides the specific building blocks the brain needs to support this process.

  • Uridine monophosphate (UMP) — a nucleotide precursor involved in phospholipid synthesis, which forms the structural basis of cell membranes and synapses.
  • DHA and EPA (omega-3 fatty acids) — essential for maintaining neuronal membrane fluidity and supporting synaptic signalling.
  • Choline — a precursor to acetylcholine, a neurotransmitter critical for memory and learning.
  • B vitamins (B6, B12, folic acid) — support homocysteine metabolism and neurological function.
  • Vitamins C and E, selenium, and phospholipids — provide antioxidant protection and additional membrane support.

Together, these nutrients work synergistically. No single ingredient alone replicates the effect — it is the combination, in the specific ratios found in Fortasyn Connect, that has been studied in clinical trials.

 

Who Should Consider Using Souvenaid?

 

Souvenaid is specifically designed for adults in the early stages of Alzheimer's disease. It is not a general memory supplement and is not intended for healthy adults seeking cognitive enhancement. Use should always be guided by a GP, neurologist, or registered dietitian who is familiar with the patient's diagnosis and overall health picture.

  • Adults with a confirmed diagnosis of early Alzheimer's disease
  • Patients whose nutritional intake may be insufficient to meet the demands of the condition
  • Those who require a palatable, ready-to-drink format that is easy to incorporate into a daily routine
  • Individuals who benefit from flavour variety to maintain consistent daily use

It is not suitable for children, people with galactosaemia, or those with a known allergy to cow's milk protein. Always check the full ingredient list before use.

 

How Does Souvenaid Compare to Other Nutritional Drinks for Alzheimer's?

 

Feature Souvenaid Mixed Case Standard Nutritional Supplement Drinks
Specific indication Early Alzheimer's disease General malnutrition or weight management
Key active blend Fortasyn Connect (patented) Varies — typically protein, vitamins, minerals
Clinical evidence Studied in randomised controlled trials (e.g. S-Connect, LipiDiDiet) General nutritional support evidence
Flavour options in one case Strawberry and vanilla (mixed) Usually single flavour per pack
Classification Food for special medical purposes (FSMP) Food supplement or standard FSMP

 

How Should You Store Souvenaid and Is It Clinically Suitable for Long-Term Use?

 

Unopened bottles of Souvenaid mixed case should be stored below 25°C in a dry place, away from direct sunlight. Do not refrigerate unopened bottles. Once you have opened a bottle, refrigerate any unused portion and consume it within 24 hours. The 125ml serving size is designed to be consumed in one sitting, so wastage is rarely an issue in practice.

Long-term use has been evaluated in clinical research over periods of up to 24 months. The LipiDiDiet trial, published in peer-reviewed literature, assessed outcomes over an extended period in people with prodromal Alzheimer's disease. Your doctor or dietitian will advise on how long to continue based on your individual response and clinical picture. If you are managing other health conditions alongside Alzheimer's, it is worth exploring our broader range of vitamins and supplements to ensure your overall nutritional needs are being met.

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

Nutricia Souvenaid Mixed Case Strawberry & Vanilla specifications
Treatment category Nutritional support for early Alzheimer's disease
Mechanism of action Provides Fortasyn Connect nutrient blend to support synapse formation and function
Effective for Dietary management of early Alzheimer's disease
Suitable for Adults with early Alzheimer's disease, under medical supervision
Active ingredient Fortasyn Connect (UMP, DHA, EPA, choline, phospholipids, vitamins B6, B12, C, E, folic acid, selenium)
Pack size Mixed case (strawberry and vanilla 125ml bottles)
UK classification Food for special medical purposes (FSMP)
Preparation Ready-to-drink oral nutritional supplement
Route of administration Oral

Specifications of Nutricia Souvenaid Mixed Case Strawberry & Vanilla

 

What Is Nutricia Souvenaid and What Is It Used For?

 

Nutricia Souvenaid Mixed Case Strawberry & Vanilla is a ready-to-drink oral nutritional supplement classified as a food for special medical purposes (FSMP). It is specifically formulated for the dietary management of early Alzheimer's disease in adults. Each 125ml bottle delivers Fortasyn Connect — a unique combination of nutrients that provides the building blocks needed to support synaptic membrane formation in the brain. It is not a cure for Alzheimer's disease, and it does not replace any prescribed medication. Rather, it is intended to complement medical care by addressing specific nutritional gaps associated with the condition.

The Souvenaid mixed case is particularly useful for people who find it difficult to maintain daily compliance with a single flavour. Having both strawberry and vanilla options in one case means you or the person you care for can vary the taste from day to day, which can make a real difference over weeks and months of use.

 

What Do You Need to Know Before Using Souvenaid?

 

Before starting Souvenaid, it is important to review the following contraindications and precautions carefully. This product is not suitable for everyone.

  • Do not use if you have galactosaemia — Souvenaid contains lactose and galactose-containing ingredients.
  • Do not use if you have a cow's milk protein allergy.
  • Not intended as a sole source of nutrition — it should be used alongside a balanced diet.
  • Not suitable for children — this product is formulated for adults only.
  • Use only under medical supervision — always involve your GP, neurologist, or dietitian.
  • If you are pregnant or breastfeeding, seek medical advice before use.

Regarding drug interactions, no clinically significant interactions have been formally established for Souvenaid. However, given the high levels of certain vitamins and omega-3 fatty acids in the formulation, the following considerations apply:

  • Anticoagulants (e.g. warfarin) — high-dose omega-3 fatty acids may theoretically affect bleeding time; inform your doctor.
  • Other vitamin or omega-3 supplements — avoid doubling up on similar nutrients without medical guidance to prevent excessive intake.
  • Cholinesterase inhibitors (e.g. donepezil) — commonly prescribed in Alzheimer's disease; no known interaction with Souvenaid, but always inform your prescriber.

 

How Should You Use Souvenaid Correctly?

 

Using Souvenaid correctly is straightforward, but consistency is key. Clinical studies have shown that daily use over an extended period is necessary to observe any potential benefit. Missing doses frequently may reduce the likelihood of achieving the intended nutritional effect.

  1. Shake the bottle gently before opening.
  2. Open the bottle and drink directly, or pour into a glass if preferred.
  3. Consume the full 125ml serving in one sitting.
  4. Do not heat the drink — this may degrade heat-sensitive nutrients.
  5. If you cannot finish the bottle in one sitting, refrigerate the remainder and consume within 24 hours.
  6. Take at the same time each day to build a consistent habit.
Indication Age Group Dose Frequency
Early Alzheimer's disease Adults One 125ml bottle Once daily
Children Under 18 Not applicable Not suitable

 

What Are the Possible Side Effects of Souvenaid?

 

Souvenaid is generally well tolerated. Most people use it daily without any notable problems. That said, as with any nutritional product, some individuals may experience mild reactions, particularly in the first few days of use as the body adjusts.

Common side effects:

  • Mild nausea, especially if taken on an empty stomach
  • Loose stools or mild diarrhoea
  • Bloating or abdominal discomfort

Less common side effects:

  • Reduced appetite (particularly in older adults)
  • Mild headache
  • Taste aversion after prolonged use of a single flavour — the mixed case format helps address this

If you notice any allergic reaction — such as rash, swelling, or difficulty breathing — stop use immediately and seek medical attention. These reactions are rare but require prompt assessment. You can also speak to our pharmacy team if you have concerns about tolerability. If you are managing other digestive symptoms alongside Alzheimer's care, our IBS and cramps collection may offer additional support options.

 

How Should You Store Souvenaid Safely?

 

  • Store unopened bottles below 25°C in a cool, dry place.
  • Keep away from direct sunlight and sources of heat.
  • Do not freeze.
  • Do not refrigerate unopened bottles — this is not required and may affect texture.
  • Once opened, refrigerate any unused portion and consume within 24 hours.
  • Keep out of the reach and sight of children.
  • Do not use after the expiry date printed on the bottle.

Proper storage helps preserve the integrity of the heat-sensitive vitamins and omega-3 fatty acids within the Fortasyn Connect blend. If a bottle appears damaged, leaking, or has an unusual smell, do not consume it — contact the supplier for a replacement. For broader health management support, our vitamins and supplements collection includes a wide range of products to support overall wellbeing.

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 Souvenaid Mixed Case online in the UK?

You can buy Nutricia Souvenaid Mixed Case Strawberry & Vanilla directly from Cured Pharmacy, a GPhC-registered UK online pharmacy. It is available without a prescription as a food for special medical purposes. Ordering online means you can have it delivered to your door, which is particularly helpful for carers managing a loved one's daily routine. Browse our vitamins and supplements collection for related products.

How does Souvenaid work in the brain?

Souvenaid contains Fortasyn Connect, a patented nutrient combination that provides precursors and cofactors needed to support the formation and maintenance of synapses — the connections between nerve cells that are essential for memory and learning. In early Alzheimer's disease, synaptic density is reduced, and Fortasyn Connect is designed to address the specific nutritional deficiencies that contribute to this. The nutrients work together synergistically; no single ingredient alone replicates the studied effect.

How do I use Souvenaid step by step?

Shake the bottle gently before opening, then drink the full 125ml serving directly from the bottle or pour it into a glass. Do not heat the drink, as this can degrade heat-sensitive nutrients such as vitamins and omega-3 fatty acids. Take one bottle once daily, ideally at the same time each day to build a consistent habit — consistency is particularly important with this type of nutritional intervention.

What is the recommended daily dose of Souvenaid?

The recommended dose is one 125ml bottle per day for adults with early Alzheimer's disease. This dose has been used in clinical trials evaluating the product's nutritional effect. Do not take more than one bottle per day unless specifically advised to do so by a healthcare professional.

What is the best time of day to take Souvenaid?

There is no single clinically mandated time of day, but taking Souvenaid at the same time each day — for example, with breakfast — helps build a reliable routine. Some people find it easier to tolerate with food rather than on an empty stomach, which may also help reduce the likelihood of mild nausea. Consistency of timing matters more than the specific hour chosen.

What are the side effects of Souvenaid and how do I manage them?

Souvenaid is generally well tolerated, but some people experience mild gastrointestinal symptoms such as nausea, loose stools, or bloating — particularly in the first few days of use. Taking the drink with food rather than on an empty stomach can help reduce these effects. If symptoms persist beyond the first week or are severe, speak to your GP or pharmacist.

Who is Souvenaid suitable for?

Souvenaid is intended for adults who have been diagnosed with early Alzheimer's disease and should be used under medical supervision. It is not suitable for children, people with galactosaemia, or those with a cow's milk protein allergy. It is also not designed as a general memory supplement for healthy adults — it addresses specific nutritional needs associated with a clinical diagnosis.

What happens if I miss a dose of Souvenaid?

If you miss a dose, take it as soon as you remember on the same day. Do not take two bottles in one day to compensate for a missed dose. Occasional missed doses are unlikely to cause harm, but regular gaps in use may reduce the potential nutritional benefit over time, so try to maintain daily consistency where possible.

How long should you use Souvenaid for?

Clinical studies have evaluated Souvenaid over periods of up to 24 months, including the LipiDiDiet trial which assessed outcomes in people with prodromal Alzheimer's disease over an extended timeframe. Your doctor or dietitian will advise on the appropriate duration based on your individual clinical picture and response. Do not stop using it without discussing this with your healthcare team first.

Can Souvenaid be used alongside Alzheimer's medication?

Souvenaid is a food for special medical purposes, not a medicine, and no clinically significant interactions with common Alzheimer's medications such as donepezil, rivastigmine, or memantine have been established. However, you should always inform your prescribing doctor that you are using Souvenaid, particularly if you are also taking anticoagulants or other supplements containing omega-3 fatty acids or B vitamins.

Is Souvenaid available on the NHS?

Souvenaid is not routinely available on NHS prescription in all areas of the UK, and availability may vary depending on local clinical commissioning decisions. Some patients may be able to access it through a specialist memory clinic or dietitian referral. If it is not available through your local NHS service, you can purchase it privately through Cured Pharmacy.

What are the alternatives to Souvenaid for Alzheimer's nutritional support?

There are no other products that contain the specific Fortasyn Connect nutrient combination found in Souvenaid. General omega-3 supplements, B vitamin complexes, and other nutritional drinks may support overall health but have not been studied specifically for early Alzheimer's disease in the same way. Always discuss alternatives with your GP or dietitian before making changes. You can also explore our vitamins and supplements range for broader nutritional support options.

Does Souvenaid contain allergens?

Yes — Souvenaid contains milk (including lactose) and soya, which are listed allergens. It is not suitable for people with a cow's milk protein allergy or galactosaemia. Always check the full ingredient list on the bottle before use, and consult your doctor or pharmacist if you have any known food allergies or intolerances.

What are the latest studies on Souvenaid?

The LipiDiDiet randomised controlled trial, published in The Lancet Neurology, evaluated Souvenaid in people with prodromal Alzheimer's disease over a 24-month period and reported findings on brain atrophy and cognitive outcomes. Earlier studies including the SOUVENIR II trial also assessed memory performance in people with mild Alzheimer's disease. Your neurologist or memory clinic team will be best placed to discuss what the current evidence means for your individual situation.

Why choose the mixed case over a single-flavour case of Souvenaid?

The Souvenaid mixed case includes both strawberry and vanilla flavours, which helps prevent taste fatigue — a common reason people stop taking daily nutritional drinks over time. Maintaining daily compliance is essential for this type of nutritional intervention to have any meaningful effect, so having variety built into the case is a genuinely practical advantage. It also means you can identify which flavour is preferred before committing to a single-flavour bulk order.

How Should You Use Nutricia Souvenaid Mixed Case?

Using Souvenaid correctly is simple, but the way you take it each day does matter. Consistency is the single most important factor — clinical studies have evaluated this product taken daily over extended periods, so building it into a reliable routine gives you the best chance of maintaining the intended nutritional support.

What Is the Correct Dose of Nutricia Souvenaid?

The dose of Souvenaid has been established through clinical research and should not be exceeded without medical advice. It is intended to supplement — not replace — a balanced diet, and should always be used as part of a broader care plan agreed with your doctor or dietitian.

When Is the Best Time to Use Nutricia Souvenaid?

There is no single clinically specified time of day for taking Souvenaid, but most people find it easiest to take with or shortly after a meal — breakfast is a popular choice. Taking it with food may also help reduce the likelihood of mild nausea, which some people notice when taking it on an empty stomach. Whatever time you choose, try to stick to it each day, as routine is particularly important when supporting someone with Alzheimer's disease.

Alternating between the strawberry and vanilla flavours in the mixed case can also help maintain motivation to take the drink daily, especially over longer periods of use.

How Long Can You Use Nutricia Souvenaid For?

Souvenaid has been studied in clinical trials over periods of up to 24 months, and long-term daily use is considered appropriate under medical supervision. There is no fixed maximum duration, but your GP, neurologist, or dietitian should review its continued use periodically as part of your overall care plan. Do not stop using Souvenaid without discussing this with your healthcare team, as they will want to assess whether it continues to be appropriate for your situation.

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

What Are the Most Common Side Effects of Nutricia Souvenaid?

Souvenaid is generally well tolerated by most people who use it daily. The most commonly reported side effects are mild and gastrointestinal in nature, often settling within the first week of use as the body adjusts to the new nutritional intake.

  • Mild nausea, particularly if taken on an empty stomach
  • Loose stools or mild diarrhoea
  • Bloating or a feeling of fullness
  • Abdominal discomfort

What Are the Less Common Side Effects of Nutricia Souvenaid?

Less frequently, some people report other mild effects that are worth being aware of, especially in older adults who may already have a reduced appetite or sensitive digestion.

  • Reduced appetite, particularly in the short term
  • Mild headache
  • Taste aversion after prolonged daily use of a single flavour — the mixed case format helps reduce this risk
  • Mild fatigue in the initial days of use

What Are the Serious Side Effects of Nutricia Souvenaid?

Serious side effects from Souvenaid are rare, but allergic reactions can occur, particularly in people who are sensitive to milk proteins or soya — both of which are present in the formulation. Signs of an allergic reaction include skin rash or hives, swelling of the face, lips, or throat, difficulty breathing, and dizziness. If you or the person you are caring for experiences any of these symptoms, stop use immediately and call 999 or go to your nearest A&E department. Do not wait to see if symptoms resolve on their own.

What Should You Do If You Experience Side Effects of Nutricia Souvenaid?

For mild gastrointestinal side effects, try taking Souvenaid with food rather than on an empty stomach. Alternating between the strawberry and vanilla flavours in the mixed case may also help if taste aversion is an issue. If side effects are persistent, worsening, or causing significant discomfort, stop use and speak to your GP or pharmacist promptly. Do not attempt to manage serious symptoms at home.

It is also worth keeping a simple daily note of any symptoms you notice, particularly in the first two to four weeks of use. This information will be helpful if you need to discuss tolerability with your healthcare team.

Can Nutricia Souvenaid Interact With Other Medicines or Supplements?

No clinically significant drug interactions have been formally established for Souvenaid. However, because it contains high levels of omega-3 fatty acids, B vitamins, and antioxidants, there are some practical considerations to be aware of. If you are taking anticoagulant medicines such as warfarin, inform your doctor before starting Souvenaid, as high-dose omega-3 fatty acids may theoretically affect bleeding time. Avoid taking additional omega-3 or B vitamin supplements alongside Souvenaid without medical guidance, as this could lead to excessive intake of certain nutrients. Always tell your prescribing doctor and pharmacist about all products you are taking, including foods for special medical purposes.

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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