A Dietitian Says These Are the Best Protein Powders for Women
From whey to plant-based options, these powders make it easier to meet your daily protein needs.

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Women are stepping into their strongest era yet, and I’m here for it. More of us are lifting, running, and prioritizing fitness than ever before, with a growing focus on long-term health, hormone balance, and feeling good day to day. As a dietitian, I always recommend starting with whole foods as the foundation of a balanced diet. Still, real life gets busy, and a high-quality protein powder can make it easier to meet your daily protein needs when meals alone don’t cut it.
That said, not all protein powders are created equal, and concerns about their contaminants—particularly heavy metals—have made headlines. However, Ryan Marino, MD, a toxicologist at Case Western Reserve University School of Medicine, cautions against unnecessary alarm. “Heavy metals are naturally occurring elements on Earth, and exposure to some is essentially impossible to avoid,” he says. “While exposure to large amounts can cause toxicity, trace amounts do not necessarily pose a health risk.” He stresses the role of FDA and EPA regulations in testing for harmful substances and reducing exposure, further reinforcing the need for third-party testing to ensure label accuracy and product safety.
Best Protein Powders
- Best Overall: Promix Whey Protein Powder
- Best Meal Replacement: Ka'Chava Nutrition Shake
- Most Accessible: Orgain Chocolate Plant Protein Powder
- Best for Recovery: Thorne RecoveryPro
- Best for Athletes: Momentous Plant Protein Powder
- Best for Pregnancy: Ritual Essential Protein Daily Shake
Before choosing one for your routine, it's essential to consider key factors like the protein source, protein content (and cost) per serving, and—just as importantly—taste. After all, if you don’t enjoy it, you’re unlikely to use it. Fortunately, I’ve discovered plenty of great-tasting options, so you’ll surely find one that works for you.
How We Selected
I’m a St. Louis-based registered dietitian with nearly a decade of experience in nutrition writing and editing. The Women’s Health team has been updating this story since 2023. After carefully evaluating dozens of protein powders for a month, I’ve narrowed down the best options, assessing their quality, third-party testing standards, formulation, digestibility, and effectiveness for recovery. I also looked to Women’s Health editors and contributors, including fitness and reviews editor Natascha Grief, NASM-CPT, for their honest feedback to see which are the real deal for staying strong.
What to Consider
Protein source
When selecting a protein powder, consider the source and how it aligns with your dietary preferences and goals.
- Animal-based: Protein powders from animal sources, such as whey, casein, and collagen, provide all nine essential amino acids your body needs for muscle growth and repair. Out of the 20 amino acids, nine are essential and must come from food—animal-based proteins contain all nine, while plant-based sources may be lacking one or more, says Dana White, RD, a sports and culinary dietitian and athletic trainer who specializes in sports nutrition. If you’re looking for a complete amino acid profile to support muscle recovery and strength, animal-based proteins are a reliable choice.
- Plant-based: Derived from sources like soy, hemp, pea, or rice (or a blend of these), plant-based protein powders offer a great option for those who prefer to avoid animal products. While individual plant proteins may lack certain essential amino acids, combining various plant-based sources can provide a complete amino acid profile. These options aren’t just for plant-based dieters; they’re also excellent dairy- and lactose-free alternatives for those with milk-based allergies and intolerances.
Protein per serving
A protein powder should, first and foremost, deliver a good dose of protein—but how much is ideal? While individual needs vary based on factors like body weight, activity level, and overall diet (more on that later), a general benchmark is around 20 grams per serving. This amount is effective for stimulating muscle growth and supporting recovery.
Protein powder also comes with the added benefit of flexibility. You can easily adjust your intake by adding more or less powder to fit your specific goals and nutritional needs.
Price per serving
Through extensive research and firsthand experience, I’ve found that many high-quality protein powders typically cost under $2 per serving. Anything above this threshold is generally considered a premium or specialty product, often containing added ingredients like carbohydrates and fats for meal replacement or extra components to support sleep and recovery.
Keep in mind plenty of excellent options are available at lower price points, and striking the right balance between cost and quality is key to making the best choice for you.
Flavor
A great-tasting protein powder can make all the difference in staying consistent with your intake. The protein source itself plays a big role in taste and texture. Plant-based proteins often have a more pronounced, earthy flavor, while milk-based options tend to be creamier and milder. Chocolate and vanilla remain tried-and-true choices, but many brands offer a wide range of flavors to match more adventurous preferences.
When selecting a flavor, also consider how you’ll use your protein powder most often. If protein smoothies are your go-to, choose one with good solubility for a smooth, clump-free texture. For maximum versatility, classic vanilla blends effortlessly into fruit smoothies, overnight oats, baked goods, and protein pancakes.
Meet the Experts
- Ryan Marino, MD, is a toxicologist at Case Western Reserve University School of Medicine.
- Dana White, RD, is a sports and culinary dietitian and athletic trainer who specializes in sports nutrition.
FAQs About Protein Powder
How much protein do women need?
Women require a minimum of 0.8 grams of protein per kilogram of body weight to support essential physiological functions. However, research suggests that increasing protein intake to between 1.2 and 2.0 grams best supports muscle recovery, athletic performance, and overall well-being.
It’s also important to note that protein needs can vary depending on factors such as activity level, age, pregnancy, and overall health. For personalized recommendations, consult your health care team.
Who should avoid protein powder?
Protein powder is safe for most people, but certain individuals should use caution or avoid it altogether. Those with kidney or liver disease, metabolic disorders, or allergies to common protein sources should consult a health care provider before use. Pregnant and breastfeeding women should also seek medical advice to ensure safety. Additionally, individuals taking medications that affect protein metabolism or those with digestive sensitivities should carefully review ingredient lists to avoid adverse reactions.
If you’re unsure whether protein supplementation is right for you, speak with a health care professional to determine the best approach for your needs.
Is it safe to consume protein powder every day?
Consuming protein powder daily is generally safe, provided most of your protein comes from whole food sources and you don’t have medical conditions warranting caution. As always, speak to your doctor first if you have specific concerns.
What ingredients should be avoided in protein powder?
It depends on individual needs, sensitivities, and allergies. For instance, those with dairy allergies should steer clear of whey and casein, while individuals with celiac disease must avoid any protein powders containing gluten. Additionally, it’s best to minimize products with artificial sweeteners, unnecessary fillers, and excessive additives, as these can compromise quality, digestibility, and overall health benefits.
Sydney Lappe, RDN, is a St. Louis-based dietitian with nearly a decade of experience in nutrition writing and editing. With a background in psychology, she writes about the connections between diet, fitness, and mental health.
Natascha is an editor and writer covering health, fitness, and the ways people move through the world. She’s been a NASM-certified personal trainer for more than a decade, with a background in functional strength training, corrective exercise, nutrition, and behavior change. She has additional CES, CNC, BCS, and SFC certifications. She is also a level-2 certified Spinning instructor. Her work has appeared in Bicycling, Runner’s World, and other outlets, and her experience spans both editorial and hands-on work across the fitness industry. Whether she’s writing about training, health, or performance, she’s most interested in making complicated topics useful, approachable, and helpful.

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