Symprove

Symprove, a liquid live and active bacteria supplement

Symprove is a UK company that sells a live and active bacteria supplement in liquid form, presented as an alternative to capsules and powders. The company describes its product as a water-based fermented suspension, designed so that the bacteria reach the gut alive within about ten minutes when taken on an empty stomach. The formulation has been refined over more than 40 years in the laboratory.

Liquid format and fermentation process

The product is presented as a patented liquid solution containing live and metabolically active bacteria. According to the company's information, the precision fermentation process lasts 21 hours and allows the strains to be grown, trained and tested. The company maintains that its liquid delivery system is proven to reach the gut alive, unlike powder or tablet formats, which are described as freeze-dried with bacteria in a dormant state.

The formula includes germinated barley extract as a natural energy source for the bacteria, with the gluten removed, and water to keep them alive. The company states that the product contains no artificial colours, gluten, dairy or added sugars, and that it is suitable for vegans.

Ingredients and strains

Symprove details that its formula contains billions of microbiome-balancing bacteria, spread across four patented strains. The company states that the product has been clinically tested to deliver 99.3% of the bacteria directly to the gut, with peer review and certification from international laboratories. The available information mentions 20 published studies on the product, compared with a range of 0 to 4 for leading capsules, according to the company's own comparison.

How to take it and reported progress

The company recommends taking Symprove in the morning, before eating or drinking, shaking the container gently and drinking a 70 ml shot. The company describes a staged progression based on 12,000 customer reviews and clinical research: in weeks 1-2 it is normal not to notice changes, with possible temporary bloating or gas; between weeks 3 and 6 digestive improvements begin to be noticed; between weeks 7 and 10 the benefits become established; and by week 12, according to the company, 94% of people will have noticed a difference. The company notes that individual results vary because every microbiome is unique.

Uses and audiences

Symprove is presented as a support for the gut microbiome, with possible effects on digestion, immunity, hormones, brain, sleep and energy, according to the areas the company links to gut care. The company states that many people take it for digestive conditions and that, as with any supplement, it works best alongside a balanced diet. It also advises that people who are pregnant, immunocompromised or who want to give it to a child should consult a healthcare professional first.

Shipping and purchasing

The company offers subscriptions and one-off purchases. The catalogue indicated a subscription renewable every 4 weeks for £49.99, a 12-week pack for £149.99 and a 4-week pack for £59.99. The company recommends trying the product for at least 12 weeks. For purchases, customers can manage changes in their online account up to 48 hours before the expected delivery.

As for distribution, Symprove ships to mainland UK in 2-3 days if the order is placed before 4 pm, with delivery 7 days a week and also on bank holidays, except Christmas and Easter. For the Channel Islands the timeframe is 48 hours and for Northern Ireland 2 to 5 working days. The company does not hold stock outside the UK for subscriptions, although it ships one-off packs to most countries. In Ireland, the company names Meaghers Pharmacy as its trusted retail partner.

Recognition and scientific basis

The company presents itself as the UK's number 1 live and active bacteria supplement, according to data from Euromonitor International Ltd (Consumer Health 2026ed., Symprove retail value sales, UK 2025). The claim that 94% of customers notice the difference comes from a 2021 survey of 892 Symprove customers, and the company also cites that 92% report a benefit in real-world conditions after three months, according to patient-reported outcome measures (PROMS). The company also mentions a study by Rudland S. et al. published in the Journal of Primary Care and General Practice in 2021, and a validated in-vitro model (SHIME) showing that 99.3% of the bacteria remain viable under simulated gut conditions (Moens et al., 2019).

Location and contact

Sands Rd, The Sands, Farnham GU10 1PX · Phone: 01252 413600 · Email: support@symprove.com