Key Benefits

• Plant-based shake with 21 essential vitamins and minerals.

• Chicory inulin supports normal bowel function by increasing stool frequency.

• Konjac helps maintain normal blood cholesterol levels.

• Vegan-friendly and free from gluten, dairy, and soy.

Feel nourished during your fasting window. Prolon’s Fasting Shake - Vanilla blends almonds, macadamia, and flax with a spectrum of plant-based nutrients, offering a smooth, satisfying shake to fit your lifestyle. With inulin from chicory to support normal bowel function and konjac to help maintain normal blood cholesterol, this shake is designed for those who want balanced nutrition while keeping things simple. Every serving delivers 21 essential vitamins and minerals, so you can enjoy a source of key nutrients as part of your daily routine. Free from gluten, dairy, and soy, it’s a clean, vegan-friendly choice for anyone seeking a convenient nutrition boost—whether you’re fasting or just looking for a plant-based shake to support your day.

ProLon, founded by Dr. Valter Longo, is a pioneer in the science of fasting and longevity. As the Director of the Longevity Institute at the University of Southern California, Dr. Longo’s extensive research led to the creation of ProLon's Fasting Mimicking Nutrition Technology. This groundbreaking formula enables the body to reap the benefits of fasting while consuming plant-based, premium nutrition. ProLon's mission is to enhance life by supporting metabolic health and cellular rejuvenation. Through over 20 years of research and numerous clinical trials, ProLon continues to lead the way in advancing nutrition for longevity and disease prevention.

With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Almonds flour (Prunus amygdalus Batsch.) seeds, Inulin from chicory, Coconut palm sugar (Cocos nucifera L.) fruits, Macadamia nut powder (Macadamia ternifolia F. Muell) seeds, Orange and lemon fibers (Citrus aurantium var. sinensis L. and Citrus limon (L.) Osbeck), Konjac, Flavour, anti-caking agent: Silicon dioxide, Flax powder (Linum usitatissimum L.) seeds, Sodium chloride, Powder mix (Brassica oleracea var. italica Plenck leaves, Citrus sinensis (L.) Osbeck fruits, Carica papaya L. fruits, Spinacia oleracea L. leaves, Grifola frondosa (Dicks.) Gray sporophore, Cucurbita maxima Duch. fruits, Ipomoea batatas (L.) Poir tubers, excipient: Maltodextrin), sweetener: Steviol glycosides from Stevia, Rosemary leaves (Rosmarinus officinalis L.) dry extract standardized on rosmarinic acid, Vitamin C (L-ascorbic acid), Ferrous bisglycinate, Macadamia nut oil (Macadamia ternifolia F. Muell) seeds tapioca starch, Vitamin E (DL-alpha-tocopheryl acetate), Manganese gluconate, Vitamin B3 (Nicotinamide), Zinc oxide, Vitamin B5 (D-pantothenate, calcium), Vitamin A (Retinyl acetate), Cupric citrate, Vitamin D (Cholecalciferol), Vitamin B6 (Pyridoxine hydrochloride), Vitamin K (Menaquinone), Vitamin B2 (Riboflavin), Vitamin B1 (Thiamin hydrochloride), Sodium molybdate, Chromium picolinate, Folic acid (Pteroylmonoglutamic acid), Potassium iodide, Sodium selenite, Vitamin H (D-biotin), Vitamin B12 (Cyanocobalamin).

Shipping

At Healf, we prioritize safe and fast delivery for all our customers. Our carefully selected couriers are Royal Mail and DPD.

UK standard delivery

Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.

Next working day

For when you need our products urgently, we offer next working day shipping for £5.99. For orders placed before 12.00, we will ship it the same day to ensure you receive your order the next working day.

International

International deliveries can take 7 working days, and up to 4 weeks. The cost is £22.99 for orders below £50, £49.95 for orders above.

Returns

If for any reason you are not satisfied with your order, we provide free 365-day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com, and we'll send you a return slip and help arrange a collection. The item you return must be sent in the same condition as received and inside the original packaging. Once received, we will notify you via email.

For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.

It is recommended to take 1 sachet a day, to be dissolved in 250ml water.

Warnings:
Food supplements are not intended as a substitute for a varied diet. Do not exceed the recommended doses. Keep out of reach of children under three years of age. Do not use in case of hypersensitivity or allergy. Do not use in case of thyroid dysfunction

Storage:
Store in a cool dry place, protected from direct sunlight, water, and heat. The expiry date is valid for a product stored under appropriate conditions and in its unopened packaging. Dispose responsibly after use.

Additional Information:

Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.

If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.

We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.