Similase

Similase offers a high-potency, broad-spectrum enzyme formula effective across a wide pH spectrum (from highly acidic to alkaline). This versatility ensures robust digestion support, whether in the acidic environment of the stomach or the alkaline conditions of the intestine. By aiding the digestion of proteins, carbohydrates, and fats more efficiently, Similase helps you feel comfortable and optimally nourished, especially during times of digestive stress or after indulgent meals.

For over 40 years, Nutri Advanced has helped people take charge of their health with science-backed nutrition. Now part of Metagenics, a global leader in functional supplements, the brand remains committed to tackling health concerns at their root. Every formula is carefully crafted using the latest research and high-quality ingredients to support real, lasting wellness. With a strong focus on quality, sustainability, and expert guidance, Nutri Advanced continues to make better health more accessible—helping people feel their best every day.

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.

Protease, Amylase, Cellulase, Lipase, Phytase, Lactase, Sucrase, Maltase, Artichoke (Cynara scolymus) extract Encapsulated with: Magnesium stearate (vegetable), Silicon dioxide, Hydroxypropyl methylcellulose

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.

1-2 capsules taken at the beginning of each meal, with an average total intake of 6 capsules daily, or as directed.

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.