Also called trimethylglycine, betaine anhydrous (betaine for short) is not as artificial as its lengthy name might suggest. It occurs naturally in the body and can also be found in spinach, seafoods, and ... Continue Reading
The 5 Best Glutamine for Stacking, BCAAs, and More
Glutamine is an amino acid — a building block for protein — that plays a role in several bodily functions. L-Glutamine, the type found in supplement form, plays a significant role in transporting ... Continue Reading
11 Best Protein Powders for Muscle Gain in 2025, Reviewed and Approved by RDN
Protein is among the most widely used supplements for muscle gain, and for good reason. While it’s much easier to hit your daily requirements for carbs and fat, many athletes struggle to consume enough ... Continue Reading
Best Shaker Bottles For Design, Supplement Storage, and More
A shaker bottle is a staple gym accessory. Shaker bottles are used to mix up all kinds of supplements, including pre-workout, post-workout, protein shakes, and anything in between. It can be overwhelming ... Continue Reading
The 9 Best Pre-Workout Supplements for Men in 2025, RD-Reviewed
Sifting through the best pre-workout supplements is overwhelming even for bodybuilders and powerlifters, much less the average guy just looking to pound out a few more reps. According to one study, ... Continue Reading
Best High-Protein Yogurts of 2025 for Weight Loss, Probiotics, Muscle Gain, and More
In simplified terms, yogurt is made by heating milk and combining it with two live bacteria cultures — Lactobacillus bulgaricus and Streptococcus thermophilus. (1) If left alone, the end product is ... Continue Reading
The 7 Best Casein Protein Powders of 2025, According to an RD
There are two types of protein in milk: whey and casein. Both can aid in muscle growth and recovery after a workout, but many prefer casein protein powder because it digests slower and is typically more ... Continue Reading
The 6 Best Fat Burners for Women in 2025, With Insight from a Dietitian
This can’t be said enough: No one gender identity needs (or should use) fat burners more than another. And that being said, even the best fat burners aren’t a necessary supplement for weight loss ... Continue Reading
8 Best Bodybuilding Supplements of 2025 for Muscle Growth
Bodybuilders are known to train hard and diet intensely. To gain a lot of muscle mass, they lift weights often. Then, to reveal a chiseled, ripped physique, bodybuilders usually count their macros to ... Continue Reading
The Best Fish Oils in 2025 With Advice From an R.D.
If you're trying to increase your intake of fish oil and omega-3 fatty acids, we don't blame you. Often used as a “natural” remedy that could potentially reduce inflammation, prevent heart disease, ... Continue Reading
Best Beta-Alanine Supplements For Purity, Pre-Workout, and More
If you’re a big fan of pre-workout supplements, you’ve likely felt that tingly feeling before — this sensation comes from beta-alanine. One of the most common pre-workout ingredients, beta-alanine is ... Continue Reading
Best Carb Supplements For Digestion, Taste, And More
Carbohydrates are a main source of energy for the body, helping to fuel your organs and central nervous system. They’re also one of the three macronutrients that your body needs on a daily basis — the ... Continue Reading
Best Citrulline Supplements for Pre-Workout, Vegans, and More
Citrulline is a popular pre-workout supplement that may increase blood flow, with some studies suggesting that it might help with power output and endurance during workouts. This non-essential amino acid ... Continue Reading
The 11 Best Magnesium Supplements, Personally Tested and Picked by Experts
While some nutritional compounds, like the best pre-workout supplements, have a general use, others are more versatile in their functions. “Magnesium, for example, is a vital player in everyday ... Continue Reading
Best Protein Puffs for Flavor, Sweetness, and More
Protein puffs are a relatively new and increasingly popular type of high-protein snack. Crafted to resemble the cheesy junk food many of us know and love, these snacks are usually pretty high in protein ... Continue Reading
The Best Water Bottles For Sports, Flip Tops, and More
Shopping for a water bottle can be packed with decisions. Do you want a squeeze bottle or a flip-top? One is easier for quick sips on short breaks during a basketball or soccer game, but the other might be ... Continue Reading
Best Shaker Bottle with Storage for Powder
Shaker bottles with extra storage make following a fitness program a little less complicated. Your supplements or protein powder can be kept with your bottle so mixing and consuming it is a little less ... Continue Reading
Best Shaker Bottle With Straw
If you’re constantly on the go, a great shaker can make every day just a little easier. Plus, you’re going to need a bottle that lets you mix everything from fruit water to a protein shake without any sort ... Continue Reading
The 11 Best Low-Carb Protein Powders of 2025, According to a RDN
Many of the best protein powders we’ve tested are low in carbs, calories, and added sugars. A low-carb protein powder can be useful for those looking for a concentrated dose of protein that can support ... Continue Reading
5 Best Protein Chips of 2025, Expert-Approved Protein-Packed Snacks
Chip conglomerates, beware — no longer must we sacrifice our nutrition to enjoy your irresistible crunch. As some of the best protein snacks on the market, protein chips are formulated to help you reach ... Continue Reading
The 6 Best ZMA Supplements of 2025
ZMA stands for zinc magnesium aspartate, and it’s a supplement often marketed towards folks in the fitness realm. Typically, ZMA is made up of a combination of magnesium, zinc, and vitamin B6 ... Continue Reading
Best Sports Water Bottles
Whether it’s running, cycling, lifting weights, or doing yoga, staying hydrated during exercise is essential. Rather than spending a few bucks on a bottle of water every trip to the gym, it may be worth ... Continue Reading
5 Best Soy Protein Powders
The humble soybean provides an extremely high quality protein and while anybody can pick up tofu or tempeh from the supermarket, many find it cheaper and more convenient to seek out soy protein powder. But ... Continue Reading
6 Best Optimum Nutrition Flavors 2025: Personally Taste Tested
A solid whey protein is a great way to increase your protein intake. Optimum Nutrition's Gold Standard Whey is among the most popular protein powders on the market. And for good reason: It’s inexpensive, ... Continue Reading