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Top 5 Supplements Women Should Take (And Why)

If you’ve ever walked into a GNC (or scrolled supplement TikTok) and thought, “Wait… what do I actually NEED?” — you’re not alone.

The supplement industry is a multi-billion-dollar machine, and it’s designed to make you feel like you’re missing something… and that the answer is always one more product.

But here’s how I want you to think about supplements at W3Body:

Supplements are not shortcuts.
They’re exactly what the name says — they’re meant to supplement what we’re not getting consistently from food and lifestyle.

So instead of chasing trendy “fat burners” or a 12-step stack that costs more than your grocery bill, let’s start with the true foundation — the Top 5 “Tier One” supplements that cover the biggest gaps and support optimal health, strength, fat loss, and performance.

First, a quick definition: What is a supplement?

A supplement is something that helps “fill in the gaps” — it plugs the holes of what we’re not getting from daily food intake. It’s there to support your body in doing what it’s already trying to do: function well, recover, build muscle, maintain energy, and keep you healthy long-term.

And yes, technically you could get everything from food… but you’d need an unrealistic amount of variety (and honestly… probably an unrealistic amount of calories). So we supplement intelligently.

Now let’s get into it.

The Top 5 Supplements Women Should Take

If supplements had a “foundation,” this is it.

A multivitamin helps cover the daily micronutrients (vitamins + minerals) that most people are missing because we simply don’t eat enough variety every single day.

And here’s something really important — especially if your goal is fat loss:

When you diet (aka you’re in a calorie deficit), you’re automatically eating less food, which also means you’re getting less vitamins and minerals. If your body is deficient in something, it doesn’t just ignore it — it starts seeking it out… usually through cravings and extra snacking.

So taking a multivitamin consistently can help support:

  • overall health and immunity
  • energy levels
  • better nutrition consistency (especially in a deficit)
  • performance and recovery

Bottom line: if you’re serious about feeling better and seeing results, start here.

2) Vitamin D

Vitamin D is one of the most common deficiencies I hear about — and it matters more than people realize.

We can get vitamin D naturally from sunlight and some foods (like red meat), but let’s be real:

  • we’re inside a lot
  • we’re told to limit sun exposure
  • many women don’t eat much red meat

Vitamin D plays a big role in energy, mood, and overall health, and a lot of women who feel sluggish all the time are low in vitamin D (sometimes combined with low B12, too).

Also: even if your multivitamin includes vitamin D, it often doesn’t include enough to truly offset modern-day deficiency.

Bottom line: multivitamin + separate vitamin D is the move for most women.

3) Omega-3s

Omega-3s are huge for brain health — and I don’t want women only thinking about health as “what I weigh.”

We want body health and brain health.

Omega-3s support:

  • cognition and brain function
  • inflammation support
  • heart health
  • overall wellness as we age

Unless you’re eating fatty fish like salmon all the time (and most of us aren’t), you’re probably not getting enough consistently.

Bottom line: if you want to stay sharp, feel better, and support long-term health — omega-3s belong in your daily routine.

4) Protein (Yes, a protein supplement counts)

This one is non-negotiable — and I’m glad women are finally talking about protein intake!

Protein matters if you want to:

  • build muscle
  • burn fat (and keep the muscle while in a deficit)
  • feel fuller longer
  • stop feeling snacky all day
  • recover from strength training
  • support metabolism

There’s also something called the thermic effect of food — protein takes more energy for your body to digest than carbs or fats, which means you’re literally burning more calories just processing it.

Here’s the challenge: getting enough protein is hard.
And when you get protein from food, it often comes with extra fat or carbs — not a problem, but it can make hitting your goals harder.

That’s why protein powder can be such a powerful tool:

  • it’s an efficient way to increase protein
  • without having to add a ton of extra calories
  • and it’s flexible (whey, plant-based, tons of flavors)

One thing I always tell women: increase your protein gradually. If you’re at 30g/day right now, don’t try to jump to 130g overnight. Build it up step-by-step so it becomes sustainable.

Bottom line: protein is a daily tool for fat loss, strength, and feeling in control of your nutrition.

5) Creatine

Creatine is having a moment — and honestly, it should.

Most people think creatine is only for building muscle, but what really got me interested was the growing conversation around brain health.

Creatine supports energy at the cellular level — not like a caffeine “buzz,” but like your body’s internal energy system. It helps your body recycle energy more efficiently, and that matters for:

  • workouts and performance
  • muscle recovery
  • brain function
  • overall health and cellular energy

It’s not a “take it once and instantly lift heavier” supplement — it works best through daily consistency.

Bottom line: creatine is one of the most researched, most useful supplements for women — and it’s not just about muscle.

The Most Important Part: Consistency

If you take nothing else from this post, take this:

Supplements only work if you actually take them.
Not “sometimes.” Not “only on workout days.” Not “when I remember.”

The benefits usually become obvious when women stop taking them and suddenly feel the difference:

  • energy dips
  • cravings go up
  • workouts feel harder
  • recovery feels slower

So yes — treat these like “line items” in your health budget. This is the foundation.

What About Collagen, Greens, Magnesium, Electrolytes, etc.?

In the episode, we also talked about a “Tier Two” list — supplements that can absolutely help, but should come after you’ve mastered the top five.

Those include:

  • greens
  • collagen
  • BCAAs
  • electrolytes
  • magnesium (especially magnesium glycinate for sleep)
  • glucosamine (joint support)

They can be amazing — but it’s hard enough to take five consistently. Start strong, then build.

One Last Thing: Don’t Pay Extra for “Women’s” Supplements

A pink label doesn’t make it better.

Women’s creatine and women’s protein are usually the exact same product… just more expensive.

Quality matters — and trust matters even more.

That’s one of the reasons we created Fueled by W3Body — because I wanted our members to have access to clean, high-standard supplements without decision fatigue or getting sold something random by a commission-based employee.

Ready to Take the Guesswork Out of This?

If you’re local and want guidance, accountability, and a plan that actually makes sense for your life, come train with us.

Try our 4-week trial at trainatw3body.com and let our team help you build strength, burn fat, and feel confident — without feeling like you have to figure it all out alone.

And for more strength, support, and community, come hang with us on Instagram:
@w3body_berwyn and @w3body_elmhurst

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