Last update
5/21/2026
Reviewed By
Overview
SCIENTIFIC SCORE
Questionable
Based on 13 Researches
6.5
USERS' SCORE
Moderately Good
Based on 9 Reviews
7.9
Supplement Facts
Serving Size: 1 Capsule
Amount Per Serving
%DV
Zinc (as Zinc bisglycinate)
30 mg
273%
Top Medical Research Studies
7
Zinc shows potential for ADHD support
We explored the impact of zinc supplementation on ADHD symptoms in children through a systematic review and meta-analysis of six randomized clinical trials involving 489 school-aged participants.
While our analysis indicated a notable improvement in overall ADHD symptoms, there were no significant changes in specific areas like hyperactivity and inattention.
The evidence is rated as moderate to very low, highlighting the need for further, more comprehensive research to truly understand zinc's role in managing ADHD symptoms.
While our analysis indicated a notable improvement in overall ADHD symptoms, there were no significant changes in specific areas like hyperactivity and inattention.
The evidence is rated as moderate to very low, highlighting the need for further, more comprehensive research to truly understand zinc's role in managing ADHD symptoms.
Read More
1
We examined links between zinc levels and attention deficit hyperactivity disorder (ADHD) through a comprehensive review of studies dating back to 1986. Analyzing data from 11 studies, we assessed blood and hair zinc levels in children with ADHD compared to healthy ones. Unfortunately, our findings revealed no significant differences in zinc levels, indicating that zinc may not play a major role in ADHD. With high variability among studies, our results suggest the need for further investigation to better understand this relationship.
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8
We explored the relationship between zinc levels and ADHD in children, focusing on a meta-analysis of 17 studies involving over 4,000 children.
Our findings suggested that children with ADHD tend to have lower serum zinc levels compared to their peers without the condition.
This association indicates that zinc may play a role in the risk of developing ADHD, although it does not confirm that zinc deficiency directly causes the disorder.
Our findings suggested that children with ADHD tend to have lower serum zinc levels compared to their peers without the condition.
This association indicates that zinc may play a role in the risk of developing ADHD, although it does not confirm that zinc deficiency directly causes the disorder.
Read More
Most Useful Reviews
7.5
Stabilises mood
1 people found this helpful
It enhances resistance and stabilises mood. I take one tablet daily, and my child with ADHD exhibits more stable moods.
Read More
9
Good for ADHD
A good zinc supplement for promoting health in ADHD treatment.
Read More
7.5
Reduces hyperactivity
Affordable, with a high absorption rate, this amino-acid chelated zinc can be directly absorbed in the small intestine. Issues like poor appetite, retarded growth, nail biting, peeling skin, and brittle nails all require adequate zinc for repair. Research indicates that high-dose zinc supplementation may help patients with covid-19, cold, or diarrhoea to recover faster. In ADHD patients, sufficient zinc can reduce hyperactive, impulsive behaviour.
Read More
Medical Researches
SCIENTIFIC SCORE
Questionable
Based on 13 Researches
6.5
- All Researches
8
We explored the relationship between zinc levels and ADHD in children, focusing on a meta-analysis of 17 studies involving over 4,000 children.
Our findings suggested that children with ADHD tend to have lower serum zinc levels compared to their peers without the condition.
This association indicates that zinc may play a role in the risk of developing ADHD, although it does not confirm that zinc deficiency directly causes the disorder.
Our findings suggested that children with ADHD tend to have lower serum zinc levels compared to their peers without the condition.
This association indicates that zinc may play a role in the risk of developing ADHD, although it does not confirm that zinc deficiency directly causes the disorder.
Read More
7
We aimed to evaluate how antioxidant therapies, including zinc, impact children and adolescents with ADHD. Through a systematic review of 48 studies comprising over 3,600 patients, we identified various antioxidants. While zinc showed efficacy in improving hyperactivity and attention on certain scales, it was not ranked as the top performer. Generally, the findings highlighted the need for caution due to the low quality of the studies. More robust research is essential to understand these treatments' true effectiveness.
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7
We examined the connections between what children eat and ADHD symptoms over time. This study tracked almost 3,000 school-age children in Korea, focusing on the changes in their diets from 2006 to 2008.
Our findings revealed some promising links between zinc intake and improvements in ADHD symptoms. Children who had higher zinc levels tended to have lower ADHD scores, suggesting that adding zinc-rich foods might help manage the disorder. However, there’s still a need for more research to deepen our understanding of how diet affects ADHD.
Our findings revealed some promising links between zinc intake and improvements in ADHD symptoms. Children who had higher zinc levels tended to have lower ADHD scores, suggesting that adding zinc-rich foods might help manage the disorder. However, there’s still a need for more research to deepen our understanding of how diet affects ADHD.
Read More
7
Zinc supplementation's uncertain ADHD impact
We investigated the role of zinc and iron in treating ADHD by reviewing randomized clinical trials. This comprehensive study analyzed data from nine relevant trials, focusing on how zinc supplementation affects ADHD symptoms.
While evidence indicates that iron and zinc deficiencies can worsen ADHD, the overall effectiveness of these supplements was not significant across all patients. However, certain subgroups may benefit from dietary interventions.
Further research is essential to fully understand the potential benefits of zinc in ADHD treatment.
While evidence indicates that iron and zinc deficiencies can worsen ADHD, the overall effectiveness of these supplements was not significant across all patients. However, certain subgroups may benefit from dietary interventions.
Further research is essential to fully understand the potential benefits of zinc in ADHD treatment.
Read More
7
Zinc shows potential for ADHD support
We explored the impact of zinc supplementation on ADHD symptoms in children through a systematic review and meta-analysis of six randomized clinical trials involving 489 school-aged participants.
While our analysis indicated a notable improvement in overall ADHD symptoms, there were no significant changes in specific areas like hyperactivity and inattention.
The evidence is rated as moderate to very low, highlighting the need for further, more comprehensive research to truly understand zinc's role in managing ADHD symptoms.
While our analysis indicated a notable improvement in overall ADHD symptoms, there were no significant changes in specific areas like hyperactivity and inattention.
The evidence is rated as moderate to very low, highlighting the need for further, more comprehensive research to truly understand zinc's role in managing ADHD symptoms.
Read More
User Reviews
USERS' SCORE
Moderately Good
Based on 9 Reviews
7.9
- All Reviews
- Positive Reviews
- Negative Reviews
7.5
Stabilises mood
1 people found this helpful
It enhances resistance and stabilises mood. I take one tablet daily, and my child with ADHD exhibits more stable moods.
Read More
9
Good for ADHD
A good zinc supplement for promoting health in ADHD treatment.
Read More
7.5
Reduces hyperactivity
Affordable, with a high absorption rate, this amino-acid chelated zinc can be directly absorbed in the small intestine. Issues like poor appetite, retarded growth, nail biting, peeling skin, and brittle nails all require adequate zinc for repair. Research indicates that high-dose zinc supplementation may help patients with covid-19, cold, or diarrhoea to recover faster. In ADHD patients, sufficient zinc can reduce hyperactive, impulsive behaviour.
Read More
9
Enhances focus
The granules are easy for my five-year-old to swallow. After taking them, my child's immunity has improved. They seem more focused in class, and it offers great value for money.
Read More
6
Improves nails, appetite
Children’s peeling nails and poor appetite may be linked to zinc deficiency, with zinc also benefitting ADHD. Following a recommendation, I opted for this zinc supplement with better absorption. The 30 mg capsules raised concerns about dosage for my young child, leading me to repack them. After two weeks, I noticed improvements in nails and appetite, yet ADHD symptoms remain unchanged. Zinc deficiency can cause various issues, including anorexia, immunity reduction, and delayed growth.
Read More
Frequently Asked Questions
6
Improves nails, appetite
Children’s peeling nails and poor appetite may be linked to zinc deficiency, with zinc also benefitting ADHD. Following a recommendation, I opted for this zinc supplement with better absorption. The 30 mg capsules raised concerns about dosage for my young child, leading me to repack them. After two weeks, I noticed improvements in nails and appetite, yet ADHD symptoms remain unchanged. Zinc deficiency can cause various issues, including anorexia, immunity reduction, and delayed growth.
7.5
Stabilises mood
1 people found this helpful
It enhances resistance and stabilises mood. I take one tablet daily, and my child with ADHD exhibits more stable moods.
7.5
Increases focus
Great for ADHD! It helps increase focus, although I stopped taking it for specific reasons I cannot reveal here.
9
Enhances focus
The granules are easy for my five-year-old to swallow. After taking them, my child's immunity has improved. They seem more focused in class, and it offers great value for money.
7.5
Reduces hyperactivity
Affordable, with a high absorption rate, this amino-acid chelated zinc can be directly absorbed in the small intestine. Issues like poor appetite, retarded growth, nail biting, peeling skin, and brittle nails all require adequate zinc for repair. Research indicates that high-dose zinc supplementation may help patients with covid-19, cold, or diarrhoea to recover faster. In ADHD patients, sufficient zinc can reduce hyperactive, impulsive behaviour.
7.5
Highly effective
This is an effective supplement suitable for children with ADHD; I've repurchased this product multiple times.
6
Boosts energy
This supplement is fantastic! It provides more energy to face life. Science suggests that zinc can help children with ADHD focus better. I haven’t noticed it yet, but I'm continuing to try!
References
- Zhou P, Yu X, Song T, Hou X. Safety and efficacy of antioxidant therapy in children and adolescents with attention deficit hyperactivity disorder: A systematic review and network meta-analysis. PLoS One. 2024;19:e0296926. 10.1371/journal.pone.0296926
- Ryu SA, Choi YJ, An H, Kwon HJ, Ha M, et al. Associations between Dietary Intake and Attention Deficit Hyperactivity Disorder (ADHD) Scores by Repeated Measurements in School-Age Children. Nutrients. 2022;14. 10.3390/nu14142919
- Granero R, Pardo-Garrido A, Carpio-Toro IL, Ramírez-Coronel AA, Martínez-Suárez PC, et al. The Role of Iron and Zinc in the Treatment of ADHD among Children and Adolescents: A Systematic Review of Randomized Clinical Trials. Nutrients. 2021;13. 10.3390/nu13114059
- Talebi S, Miraghajani M, Ghavami A, Mohammadi H. The effect of zinc supplementation in children with attention deficit hyperactivity disorder: A systematic review and dose-response meta‑analysis of randomized clinical trials. Crit Rev Food Sci Nutr. 2022;62:9093. 10.1080/10408398.2021.1940833
- Yoldaş TÇ, Huri M, Kayıhan H, Karakaya J, Özmert EN. Sensory profile, ferritin and zinc levels in preschool-aged children with symptoms of attention deficit hyperactivity disorder. Turk J Pediatr. 2020;62:970. 10.24953/turkjped.2020.06.008
- Noorazar SG, Malek A, Aghaei SM, Yasamineh N, Kalejahi P. The efficacy of zinc augmentation in children with attention deficit hyperactivity disorder under treatment with methylphenidate: A randomized controlled trial. Asian J Psychiatr. 2020;48:101868. 10.1016/j.ajp.2019.101868
- Luo J, Mo Y, Liu M. Blood and hair zinc levels in children with attention deficit hyperactivity disorder: A meta-analysis. Asian J Psychiatr. 2020;47:101805. 10.1016/j.ajp.2019.09.023
- Tinkov AA, Mazaletskaya AL, Ajsuvakova OP, Bjørklund G, Huang PT, et al. ICP-MS Assessment of Hair Essential Trace Elements and Minerals in Russian Preschool and Primary School Children with Attention-Deficit/Hyperactivity Disorder (ADHD). Biol Trace Elem Res. 2020;196:400. 10.1007/s12011-019-01947-5
- El-Baz FM, Youssef AM, Khairy E, Ramadan D, Youssef WY. Association between circulating zinc/ferritin levels and parent Conner's scores in children with attention deficit hyperactivity disorder. Eur Psychiatry. 2019;62:68. 10.1016/j.eurpsy.2019.09.002
- Tabatadze T, Kherkheulidze M, Kandelaki E, Kavlashvili N, Ivanashvili T. ATTENTION DEFICIT HYPERACTIVITY DISORDER AND HAIR HEAVY METAL AND ESSENTIAL TRACE ELEMENT CONCENTRATIONS. IS THERE A LINK?. Georgian Med News. 2018. PubMed
- Yang R, Zhang Y, Gao W, Lin N, Li R, et al. Blood Levels of Trace Elements in Children with Attention-Deficit Hyperactivity Disorder: Results from a Case-Control Study. Biol Trace Elem Res. 2019;187:376. 10.1007/s12011-018-1408-9
- Zhou F, Wu F, Zou S, Chen Y, Feng C, et al. Dietary, Nutrient Patterns and Blood Essential Elements in Chinese Children with ADHD. Nutrients. 2016;8. 10.3390/nu8060352
- Sun GX, Wang BH, Zhang YF. [Relationship between serum zinc levels and attention deficit hyperactivity disorder in children]. Zhongguo Dang Dai Er Ke Za Zhi. 2015;17:980. PubMed
