Best Kids Anxiety Supplements (2026) – Top 10 Reviewed

If your child struggles with occasional worry, restlessness, or difficulty winding down, you’re not alone — and you’re not without options. Kids’ anxiety supplements are specially formulated with gentle, natural ingredients like magnesium, L-theanine, and calming herbs to help support a relaxed mood without harsh chemicals or habit-forming compounds. In this guide, we’ve rounded up the best kids’ anxiety supplements available, comparing trusted brands on ingredients, taste, and overall effectiveness so you can find the right fit for your little one.

Our Top Picks at a Glance

• Best Overall: Nordic Naturals Kids Calm Gummies – third-party tested with magnesium and L-theanine
• Best Value: Natural Vitality Calm Kids Gummies – 120 gummies at an affordable price
• Best Premium: Creekside Naturals Zen Comfort – pediatrician-formulated with 5-HTP and passionflower

Quick Comparison

Product	Key Ingredients	Form	Servings	Best For
Nordic Naturals Kids Calm	Magnesium 50mg, L-Theanine 50mg	Gummies	60	Overall calm support
OLLY Kids Chillax	Magnesium 50mg, L-Theanine, Lemon Balm	Gummies	50 (25-day)	Everyday relaxation
Zarbee’s Children’s Calm	Magnesium, Chamomile, Vitamin B6	Gummies	30	Younger kids (5+)
Nature’s Way Kids Cool & Calm	L-Theanine, Magnesium, Lemon Balm, B6	Gummies	40	Older kids (8+)
Natural Vitality Calm Kids	Magnesium Citrate 83mg	Gummies	120	Budget-friendly option
Creekside Naturals Zen Comfort	5-HTP 50mg, L-Theanine 25mg, Passionflower	Chewable Tablets	45	Multi-ingredient calm formula
Renzo’s Captain Calm	Magnesium, L-Theanine	Melty Tabs	60	Sugar-free dissolvable option
ReviNutra Kids Magnesium Glycinate	Magnesium Glycinate, L-Theanine, Chamomile, B6	Gummies	120	High-absorption magnesium
Natural Vitality CALM Kids (60ct)	Magnesium Citrate 83mg	Gummies	60	Starter size for trying

1. Nordic Naturals Kids Calm Gummies – Best Overall

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When it comes to quality and transparency, Nordic Naturals sets the gold standard for kids’ calm supplements.

These strawberry watermelon–flavored gummies combine magnesium with L-theanine to promote GABA activity and help little ones feel more settled. Unlike melatonin-based products, they can be taken any time of day without disrupting sleep patterns. Each gummy contains just 1 gram of sugar, and the formula is certified vegan, non-GMO, and third-party tested by ISO-accredited laboratories.

What We Like

• Third-party tested and surpasses international quality standards
• Can be taken anytime — not sleep-inducing like melatonin
• Delicious strawberry watermelon flavor with only 1g sugar per gummy

What Could Be Better

• Premium price point compared to other kids’ calm gummies
• Only available in one flavor option

Bottom Line: If you want a rigorously tested, clean-ingredient calm supplement your kids will actually enjoy eating, Nordic Naturals is the top choice.

2. OLLY Kids Chillax Gummy – Best Everyday Relaxation

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OLLY is one of the most recognizable names in the supplement aisle, and their Kids Chillax gummies deliver the same fun, approachable vibe in a calming formula.

These Sunny Sherbet–flavored gummies blend magnesium, L-theanine, and lemon balm — an herb traditionally used for centuries to soothe and mellow — into a tasty, gluten-free chew. Designed for kids ages 4 and up, you simply give two gummies per day as needed. They contain no synthetic colors or flavors, making them a solid everyday option for helping kids wind down.

What We Like

• Trusted, widely available brand with strong reputation
• Great-tasting Sunny Sherbet flavor kids love
• Includes lemon balm for additional calming botanical support

What Could Be Better

• 25-day supply per bottle goes quickly with daily use
• Contains added sugars

Bottom Line: OLLY Kids Chillax is a fun, accessible option from a brand you likely already know and trust, perfect for daily calm support.

3. Zarbee’s Children’s Calm Gummies – Best for Younger Kids

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Developed by pediatrician Dr. Zak Zarbock, these gummies are specifically designed to help kids ages 5 and up manage occasional worry.

The formula combines magnesium citrate, German chamomile flower extract, and vitamin B6 to support healthy nerve function and emotional well-being. These natural raspberry–flavored gummies are drug-free, gelatin-free, and made without artificial sweeteners or high fructose corn syrup. Zarbee’s is the number-one pediatrician-recommended brand in several kids’ supplement categories, so you can feel confident about what you’re giving your child.

What We Like

• Pediatrician-developed and recommended brand
• Allergen-friendly — free of milk, eggs, shellfish, tree nuts, wheat, peanuts, soy, and sesame
• Drug-free and gelatin-free with no artificial sweeteners

What Could Be Better

• Only 30 gummies per bottle — a one-month supply
• Does not include L-theanine like some competitors

Bottom Line: Zarbee’s is a pediatrician-backed pick that parents of younger kids can feel great about, with clean ingredients and a gentle chamomile-based formula.

4. Nature’s Way Kids Cool & Calm Gummies – Best for Older Kids

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Nature’s Way brings over 50 years of supplement expertise to their Kids Cool & Calm formula, designed specifically for children ages 8 and up.

This grape-flavored gummy delivers a robust blend of L-theanine, magnesium, lemon balm, passionflower extract, and vitamin B6. The pectin-based gummies are sweetened with organic tapioca syrup and cane sugar, and colored with plant-based ingredients. They’re vegetarian, gluten-free, and free of dairy, egg, peanut, and soy.

What We Like

• Comprehensive formula with five calming ingredients
• Includes passionflower, a well-regarded calming herb
• Over 50 years of brand trust and quality

What Could Be Better

• Not suitable for younger children under 8
• Contains beeswax, so not fully vegan

Bottom Line: For school-age kids who need a well-rounded calm supplement, Nature’s Way offers one of the most comprehensive ingredient profiles on the market.

5. Natural Vitality Calm Kids Gummies (120ct) – Best Value

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Natural Vitality’s CALM brand has built a massive following among adults, and their kids’ version brings the same trusted magnesium formula in a child-friendly gummy.

Each sweet citrus–flavored gummy provides magnesium citrate, a form that’s gentler on the stomach and better absorbed than magnesium oxide. The 120-count bottle gives you an excellent per-gummy value, and the vegan, gluten-free formula keeps things simple with a focus on magnesium as the star ingredient. If you’re looking for a straightforward, no-fuss approach to supporting your child’s calm, this is it.

What We Like

• 120-count bottle offers outstanding value
• Uses well-absorbed magnesium citrate
• Vegan, gluten-free, and from a highly trusted brand

What Could Be Better

• Single-ingredient focus — no added botanicals or L-theanine
• Some kids may prefer fruitier flavors over sweet citrus

Bottom Line: Natural Vitality Calm Kids is the go-to if you want a proven magnesium supplement at a great price without unnecessary extras.

6. Creekside Naturals Zen Comfort – Best Premium Formula

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Created by a pediatrician specializing in integrative medicine, Zen Comfort takes a unique multi-pathway approach to supporting calm in children ages 2 and up.

This berry-flavored chewable tablet combines 5-HTP (a serotonin precursor), L-theanine, passionflower, vitamin B6, vitamin D, and zinc. The 5-HTP inclusion sets it apart from most competitors, as it works on serotonin production rather than relying solely on magnesium. The formula is zero sugar, drug-free, vegan, non-GMO, and NSF-certified for quality and purity.

What We Like

• Unique 5-HTP formula targets serotonin support
• NSF-certified for quality and purity
• Suitable for children as young as 2 years old

What Could Be Better

• Chewable tablet form may be less appealing than gummies for picky kids
• Only 45 tablets per bottle

Bottom Line: Creekside Naturals Zen Comfort is the premium pick for parents who want a pediatrician-formulated supplement with a science-backed, multi-ingredient approach.

7. Renzo’s Captain Calm – Best Sugar-Free Melty Tabs

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Renzo’s takes a completely different approach with their dissolvable “Melty Tabs” that melt right on your child’s tongue — no chewing, no water needed.

Captain Calm combines magnesium and L-theanine in a green apple–flavored dissolvable tablet that’s sugar-free and designed for easy compliance. The unique delivery format makes it ideal for kids who don’t like gummy textures or have trouble chewing. It’s a great option for on-the-go calm support, whether before school, activities, or bedtime.

What We Like

• Unique dissolvable tab format — melts on the tongue
• Sugar-free formula with enjoyable green apple flavor
• 60-count bottle provides a solid supply

What Could Be Better

• Less widely known brand compared to major names
• Limited ingredient profile compared to multi-herb formulas

Bottom Line: If your child is a picky supplement taker, Renzo’s Melty Tabs offer a fun, sugar-free alternative that dissolves quickly and delivers calming magnesium and L-theanine.

8. ReviNutra Kids Magnesium Glycinate Gummies – Best High-Absorption Formula

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ReviNutra’s formula stands out by using magnesium glycinate — a chelated form known for superior absorption and being gentle on sensitive stomachs.

These strawberry-flavored gummies pair magnesium glycinate with L-theanine, lemon balm, passionflower, chamomile, vitamin B6, and vitamin D3 for a comprehensive calm and relaxation blend. The 120-count bottle provides excellent value, and the sugar-free formula keeps things clean. Manufactured in a GMP-certified facility, they’re designed for kids ages 4 and up as well as adults.

What We Like

• Magnesium glycinate offers superior bioavailability
• Comprehensive seven-ingredient calming blend
• Large 120-count bottle at a competitive price

What Could Be Better

• Newer brand without the long track record of established names
• Some parents may prefer simpler formulas with fewer ingredients

Bottom Line: ReviNutra delivers one of the most complete and well-absorbed magnesium formulas for kids at a price that makes it easy to commit to daily use.

9. Natural Vitality CALM Kids Gummies (60ct) – Best Starter Size

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If you want to try the beloved Natural Vitality CALM formula without committing to the larger bottle, this 60-count size is the perfect way to test the waters.

Each sweet citrus gummy provides 83mg of magnesium citrate to support balanced mood and healthy development. The formula is kid-friendly, gluten-free, and vegan, and it’s gentle enough for everyday use. It’s the same trusted CALM formula as the 120-count version, just in a smaller, more affordable package for first-time buyers.

What We Like

• Affordable entry point to try the CALM brand
• 83mg magnesium citrate per gummy — generous dosing
• Same trusted formula as the larger bottle

What Could Be Better

• Smaller bottle means you’ll reorder sooner if you like it
• No additional calming botanicals — magnesium only

Bottom Line: The 60-count Natural Vitality CALM Kids is ideal for trying out magnesium supplementation before committing to a larger supply.

How to Choose the Best Kids Anxiety Supplement

Choosing the right anxiety supplement for your child starts with understanding the key ingredients. Magnesium is the most common base ingredient, and for good reason — it plays a critical role in nerve function and helps regulate the body’s stress response. Look for well-absorbed forms like magnesium citrate or magnesium glycinate rather than magnesium oxide, which is less bioavailable.

L-theanine is another standout ingredient to look for. This amino acid, naturally found in green tea, promotes alpha brainwave activity associated with calm focus. It helps kids relax without causing drowsiness, making it suitable for daytime use before school or activities. Many of the best formulas pair it with magnesium for dual-pathway support.

Calming botanicals like chamomile, lemon balm, and passionflower have been used for centuries to promote relaxation. These herbs can provide additional soothing benefits beyond what minerals alone offer. If your child needs more robust support, look for formulas that include one or more of these traditional herbs alongside magnesium.

Form factor matters a lot with kids. Gummies are the most popular because they’re easy to chew and taste like candy, but dissolvable tabs and chewable tablets are great alternatives for children who don’t like gummy textures. Sugar content is another consideration — several brands now offer sugar-free options that still taste great.

Finally, always consider the age recommendation, third-party testing, and allergen profile. Products from pediatrician-developed brands or those with NSF or third-party certifications give you extra peace of mind. And if your child has allergies, look for options that are free of common allergens like gluten, dairy, soy, and artificial ingredients.

Benefits of Kids Anxiety Supplements

Anxiety supplements for children can provide gentle, natural support for everyday stress and worry. Magnesium, the most common ingredient in these formulas, supports over 300 enzymatic reactions in the body, including those that regulate the nervous system. Children who don’t get enough magnesium through diet — which is increasingly common due to processed food consumption — may experience heightened stress responses, restlessness, and difficulty sleeping.

L-theanine offers a unique benefit by promoting relaxation without sedation. This makes it particularly useful for school-age children who need to stay focused and engaged while feeling calmer. Research suggests that L-theanine helps boost GABA activity in the brain, which is associated with reduced anxiety and improved mood.

Herbal ingredients like chamomile and lemon balm add another layer of support. These botanicals have long histories of traditional use for calming nerves and promoting a sense of well-being. When combined with minerals and amino acids, they create well-rounded formulas that address anxiety from multiple angles.

Perhaps most importantly, these supplements give parents a safe, non-habit-forming option to support their child’s emotional health. Unlike prescription medications, most kids’ calm supplements use ingredients that are naturally found in foods and have strong safety profiles. They can complement other strategies like mindfulness, exercise, and routine — helping children build a holistic foundation for managing stress and worry.

Frequently Asked Questions

Are anxiety supplements safe for kids?

Most kids’ anxiety supplements use ingredients like magnesium, L-theanine, and chamomile that have strong safety profiles. However, you should always consult your pediatrician before starting any new supplement, especially if your child takes medication or has underlying health conditions.

What age can kids start taking calm supplements?

It varies by product. Some formulas like Creekside Naturals Zen Comfort are designed for children as young as 2, while others like Nature’s Way Kids Cool & Calm are intended for ages 8 and up. Always follow the age recommendation on the label.

Can kids take these supplements every day?

Most of these products are designed for daily use, but some are intended to be taken “as needed.” Check the product label and consult your pediatrician to determine the best routine for your child.

What’s the difference between magnesium citrate and magnesium glycinate?

Both are well-absorbed forms of magnesium. Magnesium citrate is widely used and effective for general calm support. Magnesium glycinate is chelated with the amino acid glycine, which has its own calming properties and tends to be especially gentle on the stomach.

Will these supplements make my child sleepy?

Most kids’ calm supplements are formulated to promote relaxation without causing drowsiness. Products featuring L-theanine are particularly good at supporting calm focus during the day. However, some children may feel more relaxed close to bedtime, which can actually help with sleep routines.

Can my child take a calm supplement with a multivitamin?

Generally yes, but you should check for overlapping ingredients — particularly magnesium, vitamin B6, and vitamin D — to avoid exceeding recommended daily amounts. Your pediatrician can help you evaluate whether combining products is appropriate.

Are sugar-free options better?

Sugar-free supplements are a great choice if you’re watching your child’s sugar intake or if they’re prone to cavities. Several brands use natural sweeteners like xylitol or stevia to maintain taste without added sugar. However, sugar-containing gummies from trusted brands are also perfectly fine in moderation.

How long does it take for kids’ calm supplements to work?

Some ingredients like L-theanine can promote relaxation within 30 to 60 minutes, while the full benefits of magnesium supplementation may take one to two weeks of consistent daily use. Results vary by child and by the specific formula being used.

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