BioStacks
Every active here is dosed below the amount studied to work. See how each one compares in the breakdown below.
Ingredients (4)
Nitrosigine® (Arginine silicate inositol complex)
50%Dose
500 mg
Target
1000–1500 mg
Form
—
L-Citrulline
17%Dose
500 mg
Target
3000–6000 mg
Form
—
Arginine AKG 2:1
13%Dose
250 mg
Target
2000–6000 mg
Form
—
L-Arginine HCI
13%Dose
250 mg
Target
2000–6000 mg
Form
—
Other Ingredients (3)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Take it anytime
Take between meals — food blunts the rise in plasma arginine.
On an empty stomach
On the label
As a dietary supplement take 1 serving per day with or without food. Results may be more noticeable when taken on an empty stomach.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.