The short answer · Blood pressure
Take sodium, magnesium glycinate & taurine for blood pressure. This is the one to buy.

Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets
4.5· 5,428 ratings· $0.25/serving
Sodium 10 mg — below the studied 1500-3000 mg window
Of 16,610 products scored for Blood pressure, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets ranks #1 with a DoseRank score of 89. Sodium and Magnesium Glycinate lead the evidence here, backed by Melatonin.
The form“Why Sodium, Magnesium Glycinate & Taurine?”Evidence Strong evidence
Sodium and Magnesium Glycinate lead the evidence here, backed by Melatonin.
- SodiumThe pick
Strong evidence · 10 mg
Essential mineral and electrolyte regulating fluid balance and nerve signaling; on nutrition panels it is the main marker watched for blood pressure.
- Magnesium GlycinateThe pick
Strong evidence · 300 mg
Magnesium chelated to glycine (the bisglycinate chelate); well-absorbed and gentle on digestion, a popular form for relaxation and sleep support.
- TaurineThe pick
Strong evidence · 300 mg
Conditionally essential sulfur amino acid concentrated in heart and muscle. Supports bile-acid conjugation, electrolyte balance, and cell hydration; a common addition to energy drinks.
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Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets ranks #1 for Blood pressure with a DoseRank score of 89. The score blends clinical strength, evidence, dose fit, trust signals and value across 16,610 products scored for this outcome.
Sodium and Magnesium Glycinate lead the evidence here, backed by Melatonin.
2 of 4 dosed ingredients land in the studied range. Sodium at 10 mg sits below the studied 1500-3000 mg window. DoseRank scores this product's dose fit at 77 out of 100.
Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets works out at $0.25 per serving. $0.25 per serving — mid price tier for this outcome. The cheapest ranked pick here is $0.04 per serving.
No. Retailer links may be affiliate links, but rankings and placement are never paid. Every product is scored by the same public model, and the ranking is recomputed from the underlying product data rather than edited by hand.