Can I Eat a CLIF BAR Before Running? A Runner's Nutrition Guide
                                
                                
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                                    4 min read                                
                            
                                Experts suggest consuming 1–4 g/kg of carbohydrates 1–4 hours before a run to supply energy to working muscles. Many runners wonder, **Can I eat a CLIF BAR before running?** The answer depends heavily on your run's intensity and duration, and crucially, your timing.