Skip to content

Nikolina Tute | 2 Mount Street Manchester M2 5WQ | 161 818 2552

Get in touch with us


£49.95 £60.19
local_offer Save £10.24
Unit price  per 

Guaranteed safe & secure checkout

    Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • JCB
  • Mastercard
  • PayPal
  • Venmo
  • Visa

Proven to increase your sports performance, Prolong is made to be taken during intense or extended exercise.


Contains essential whey proteins as well as carbohydrates to provide you with added endurance and power to get the most out of your workout at only 244kCal per serving. Enriched with Vitamin B and Vitamin C and has no artificial colours, flavours or sweeteners.

Key Benefits

- Provides 224 kcal per serving, which is great for endurance sports

- This unique carbohydrate-protein mix drink has an osmolality of 270 – 330 mOsmol/kg

- 6.8g whey protein to support the growth of lean muscle mass

- Contains carbohydrates in the form of maltodextrin

- Enriched with Vitamin C and B vitamins (including B1, B3, B6, B12 and pantothenic acid), this drink has a light, subtle flavour, which is excellent to take whilst exercising

- No artificial colours, flavours or sweeteners

Product Guide

Add 4 level scoops (60g) to 250ml of water, shake vigorously, then add a further 250ml to make a 500ml serving. Drink one bottle (500ml) per hour during physical activity.


Contains 900g.

Quick and Free Delivery

Quick delivery straight from the Herbalife warehouse. Free for orders over £75. Track your order from the warehouse to your doorstep.

30 Day Money Back Guarantee

Try our products risk-free. If you are not happy with your order, get your money back, no questions asked.

Personal Phone Support

Contact us with any questions or help you may need. Personal phone support is available.


Herbalife makes the world's most popular healthy shakes, with more than 40 years of experience.