We're All About to Become Lean AND Ripped (new evidence)
Category: Supplements
Stop These Longevity Supplements (Dangerous Side Effects)
Are your longevity supplements harming your health? With an aging population, people are looking for ways to extend lifespan and boost health as they age. But four popular longevity supplements may...
Licorice and DGL: Benefits, Forms, Dosing, and Side Effects
Licorice root, derived from the perennial plant Glycyrrhiza glabra (from the Greek glykos meaning "sweet" and rhiza meaning "root"), has been used in traditional medicine for thousands of years. Th...
L-Tryptophan and 5-HTP: Benefits, Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview L-Tryptophan is one of ...
L-Theanine: Benefits, Forms, Dosing, and Side Effects
L-theanine (gamma-glutamylethylamide) is a water-soluble, non-proteinogenic amino acid found primarily in the leaves of Camellia sinensis — the plant that produces green tea, black tea, and white t...
L-Citrulline: Benefits, Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview L-citrulline is a non...
Cholesterol-Lowering Supplements: Benefits, Evidence, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview Elevated blood choles...
Are Supplement Gummies Effective Compared to Capsules?
If you've decided that you want to start adding some form of supplement to your diet, you quickly discover that there's another choice to make: how to do it. Supplements come in many forms! These f...
Kelp and Iodine: Benefits, Forms, Dosing, and Side Effects
Iodine is a trace element that is an essential component of the thyroid hormones thyroxine (T4) and triiodothyronine (T3) [1][2]. These hormones regulate many critical biochemical reactions, includ...
Iron: Benefits, Best Forms, Dosing, and Side Effects
Iron is an essential mineral required in small amounts for a wide range of critical physiological functions. It is a core component of hemoglobin, the erythrocyte (red blood cell) protein responsib...
Huperzine A: Benefits, Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview Huperzine A is a natu...
Trace Minerals in Vitamins: What Are They and Is It a Fad?
There was a time in the past where vitamins were vitamins, and if you wanted to get more than just a vitamin or a B complex at any given time, you would need to take a whole roster of pills and sup...
Holy Basil (Tulsi): Benefits, Forms, Dosing, and Side Effects
Holy basil (Ocimum sanctum or Ocimum tenuiflorum) is a shrub in the basil family (Lamiaceae) thought to have originated in the Indian subcontinent. In traditional Ayurvedic medicine, holy basil is ...
Guide: Which Supplements Are Best for Skin Tightening?
One of the only constants in life is aging. The passage of time affects us all, though not always equally; differences in genetics, in exposure to things light ultraviolet radiation and environment...
Greens Powders: Benefits, Types, Dosing, and Side Effects
Greens powders — also called super greens or green superfood powders — are dietary supplements consisting of dehydrated and pulverized vegetables, fruits, grasses, algae, and other plant-based ingr...
Green Tea: Benefits, Forms, Dosing, and Side Effects
Green tea is made from the leaves of Camellia sinensis, the same plant used to produce black and oolong teas. The difference lies in processing: green tea leaves are lightly steamed or pan-fired to...
Green Coffee Bean Extract: Benefits, Forms, Dosing, and Side Effects
Green coffee bean extract (GCE) is a dietary supplement derived from unroasted beans of Coffea species, primarily Coffea arabica and Coffea canephora (robusta). Unlike roasted coffee, which loses t...
Glycine: Benefits, Forms, Dosing, and Side Effects
Glycine is the smallest and simplest amino acid found in the human body, with the molecular formula C₂H₅NO₂ and systematic name 2-aminoacetic acid [1][2]. Unlike all other standard amino acids, gly...
Is Liposomal Vitamin C Worth the Money or a Useless Fad?
How often have you heard the advice that, when you're sick, you should drink orange juice? There's a reason behind that advice: oranges are packed with vitamin C. They aren't the only foods to give...
Glutathione: Benefits, Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview Glutathione (GSH) is ...
What Are the Best and Worst Forms of Magnesium to Take?
Magnesium is an essential nutrient used for over 300 processes in the body, and is responsible for everything from muscle and nerve function, to blood sugar control, to blood pressure regulation, t...
Methylated Multivitamin vs Regular Ones: Which is Better?
These days, it's difficult to go more than a few hours without seeing an advertisement for some kind of vitamin or supplement, at least in markets like the United States, where regulations on adver...
Glutamine: Benefits, Forms, Dosing, and Side Effects
L-glutamine is the most abundant free amino acid in the human body and plasma, serving as a key building block for proteins and a major nitrogen and carbon donor in numerous metabolic pathways [1][...
Should You Take Vitamin K2 and Vitamin D3 Together?
Vitamin K2 supplements are exploding in popularity, with claims of transforming bone and heart health—particularly when paired with Vitamin D3. So, what does the evidence show? Are these supplement...
Glucosamine, Chondroitin, and Joint Supplements: Benefits, Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview Joint supplements are a...