XTEND

The Original Black Cherry

C+
N+ Score73
Pre-WorkoutServing: 13.5 Gram(s)Type: Other Combinations

The Original Black Cherry is a Pre-Workout supplement from XTEND, formulated with 11 ingredients to support exercise performance and recovery. Key active ingredients such as Vitamin B6 (640 mcg), L-Leucine (3500 mg), L-Glutamine (2500 mg), and Citrulline Malate (1000 mg) are included at clinically studied doses. The product has an N+ Score of 73, receiving a C+ grade, signifying a good quality supplement with clear ingredient labeling. While most performance-focused ingredients are well-dosed, Potassium (190 mg) is noted as underdosed. This supplement may be suitable for individuals seeking intra-workout support, particularly for branched-chain amino acids and glutamine.

About This Product

The Original Black Cherry by XTEND is a pre-workout supplement containing 11 active ingredients. It has earned an N+ Score of 73/100 (Grade C+).

This product features a fully transparent label with individual ingredient amounts disclosed, and key ingredients are present at clinically effective doses based on peer-reviewed research.

Notable clinical-dose ingredients include Vitamin B6, L-Glutamine, Citrulline Malate and 1 more.

N+ Score Breakdown

Ingredient Adequacy80/100

Are key ingredients present at clinically effective doses based on research?

Formula Completeness33/100

Does the product include all expected ingredients for its supplement category?

Label Transparency82/100

Are individual ingredient amounts clearly disclosed without proprietary blends?

Ingredient Diversity100/100

Does the formula include a breadth of beneficial compounds from multiple pathways?

Strengths

  • +Key ingredients at clinically effective doses
  • +Fully transparent label with individual ingredient amounts disclosed
  • +Broad ingredient diversity exceeding category norms
  • +4 ingredient(s) at clinical dose levels
  • +Rich formula with 11 active ingredients

Weaknesses

  • −Missing several expected ingredients for its category

Ingredient Analysis (11 ingredients)

IngredientAmountDose Adequacy
Calories—N/A
Vitamin B6640.000 mcgHigh
Total Carbohydrates—N/A
Sodium220.000 mgN/A
Potassium190.000 mgUnder
L-Glutamine2500.000 mgHigh
Electrolyte Blend1140.000 mgN/A
Citrulline Malate1000.000 mgHigh
L-Leucine3500.000 mgHigh
L-Isoleucine1750.000 mgN/A
L-Valine1750.000 mgN/A

Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.