Supplement guides built on data, not marketing copy.

Best NMN and NAD+ Supplements, Reviewed

A reviewed list of NMN and NAD+ supplements. Genuine Purity Liposomal NMN is the only one that contains NMN, at a disclosed 250mg. EnduNAD boosts NAD+ via niacin and trigonelline rather than NMN. NAD+ science is early, and the list will expand as more products are reviewed.

Best Male Enhancement Supplements: 3 Picks, Fact-Checked

A fact-checked comparison of three male enhancement supplements: VigRX Plus, Erectin, and Semenax. VigRX Plus ranks first as the most established botanical formula. Semenax targets semen volume. None treat erectile dysfunction, which is a medical issue; ingredient doses are generally not disclosed.

Best Testosterone Support Supplements: 5 Picks, Fact-Checked

A fact-checked comparison of five men’s testosterone support supplements: Testosil, NuviaLab Vitality, Testodren, Shilajit Extreme, and Testolan. Testosil ranks first for full dose disclosure and KSM-66 ashwagandha evidence. None of them treat clinically low testosterone, which requires a doctor.

Acai Berry: Antioxidants, Weight Claims, and Evidence

Acai is a deep purple Amazonian berry rich in antioxidants. It can raise the blood's antioxidant capacity and may modestly improve cholesterol. Despite heavy marketing, there is no good evidence it aids weight loss.

Acerola Cherry: A Concentrated Vitamin C Source

Acerola is a small red cherry from the Caribbean and South America with 20 to 30 times more vitamin C than orange. It is mostly sold as a natural vitamin C source. Specific health claims beyond vitamin C nutrition rest on limited evidence.

Alfalfa (Medicago Sativa): Cholesterol Claims and Safety

Alfalfa is a legume taken for cholesterol and as a green nutrient source. Its saponins lowered cholesterol in older and mostly animal studies, but solid human evidence is thin. It carries real safety cautions for autoimmune conditions and blood thinners.

Aloe Vera (Oral): Blood Sugar, Digestion, and Evidence

Oral aloe vera juice and capsules are studied mainly for prediabetes and digestion. A meta-analysis of small RCTs in prediabetes shows reductions in fasting blood sugar, but the overall trial quality is low. The whole-leaf and latex forms carry serious safety concerns.

Alpha-Lipoic Acid: Nerve Comfort, Antioxidant, Evidence

Alpha-lipoic acid is an antioxidant made by the body and sold as a supplement. Its most studied use is easing nerve discomfort in people with diabetes, where intravenous doses help more clearly than oral ones. Evidence quality is mixed.

Apple Fibre (Pectin): Cholesterol, Gut, and Evidence

Apple fibre is mostly soluble pectin, a gel-forming fibre. Pectin lowers LDL cholesterol by 5 to 16 percent and feeds beneficial gut bacteria, with reasonable trial support. Effects are similar to other soluble fibres like psyllium but typically smaller per dose.

Does Ashwagandha Increase Testosterone Levels?

Bioflavonoids as Natural Antihistamines: Understanding the Benefits

Bioflavonoids for Improving Venous Health and Function

Can NAD+ Supplements Improve Energy Levels in Men?

Collagen for Bone Density: Boost Your Bone Health

Reduce Stress by Reducing Cortisol