The Ultimate Clif Fueling Guide: Bars, Nut Butters, and Bloks Explained

Posted by TradeNutrition.co.uk Team on 2nd Feb 2026

Whether you are tackling a weekend hike, a long-distance cycle, or just a grueling afternoon at the office, nutrition is the difference between finishing strong and "hitting the wall."

Clif has been the gold standard for adventure nutrition for decades. But with so many options—Classic Bars, Nut Butter Filled, and Energy Bloks—how do you know which one to grab? At Trade Nutrition, we’ve broken down the full range to help you fuel your best.

1. The Classics: Sustained Energy for the Long Haul

The original Clif Bar is designed for "sustained energy." Made with organic rolled oats and a mix of carbohydrates, protein, and fiber, these are perfect to eat 1–2 hours before a workout or as a meal replacement on the trail.

2. Nut Butter Filled: The Indulgent Performance Snack

When you need energy but want something a bit more decadent, the Clif Nut Butter Bars are the answer. These lower-glycemic bars provide energy that lasts, with a creamy center that makes them feel like a treat.

3. Clif Bloks: Precision Fuel for Performance

If you are mid-run or mid-race, you don't want to be chewing on a dense bar. That is where Clif Bloks Energy Chews come in. These are easy-to-digest cubes of carbohydrates and electrolytes designed to be eaten "on the fly."

Why Buy Clif in Bulk from Trade Nutrition?

At Trade Nutrition, we specialize in providing the products you love in full-box quantities. By purchasing your Clif range in 12 or 18-packs, you save money per serving and ensure your nutrition is never an afterthought.

Ready to gear up for your next adventure? Shop the full Clif collection here.