Direction of use As a dietary supplement, 1 to 5 grams daily taken in divided doses, ideally half an hour away from food or at bedtime. This slightly sweet powder can be stirred into water or juice or sprinkled on food. If being used to support exercise recovery should be taken within 2 hours of completion of exercise and the dose for this use can be raised to 10g, or take as directed by a practitioner. A quarter level teaspoon typically provides 1g L-Glutamine. A heaped teaspoonful provides 5g.