- No evidence that more than the label serving helps.
- Higher doses raise exposure to contaminants.
- Short-term effects may include stomach upset or headache.
- Call NHS 111 for advice; 999 if someone is seriously unwell.
No benefit from more
No study shows that higher doses work better. In the exercise trial, a lower dose didn’t show the effect seen at the higher dose,[1] but that doesn’t mean that going beyond the studied range adds anything. The trials used a few hundred milligrams a day of a standardised extract,[2][1] and your product’s label serving is the amount it has been formulated around; see studied doses vs label doses.
What rises with dose
Contaminant exposure rises in direct proportion to how much you take. If a batch contains a certain level of lead, doubling your serving doubles your lead intake from that product. Over time, that matters for metals that accumulate, such as cadmium and lead. A safety margin that looks comfortable at the label serving shrinks quickly at several times that amount; see heavy metals.
Possible short-term effects
| Effect | What to do |
|---|---|
| Stomach upset, nausea | Stop; drink water; seek advice if severe |
| Headache, dizziness | Stop; rest; seek advice if persistent |
| Rash or swelling | Seek advice; call 999 for breathing problems |
| Feeling very unwell | Call NHS 111 or 999 |
If you have taken a large amount
- Stop taking itDon’t take any more today.
- Keep the jar and labelNote how much and when.
- Contact NHS 111For advice, especially if you feel unwell or take medicines.
- Call 999If someone is seriously unwell, has difficulty breathing or collapses.
If a child swallows shilajit
Children are more vulnerable to contaminants and to any effects of a supplement because of their size. If a child swallows shilajit, especially gummies, keep the packaging, contact NHS 111 for advice, or call 999 if they seem seriously unwell. Store all supplements out of reach; see children and teenagers.
Common ways people take too much
- Guessing resin servings“Pea-sized” can vary several-fold; see measuring resin.
- Combining productsShilajit in a blend plus a separate shilajit product.
- Doubling after missed daysNot needed; just continue as normal.
- Assuming natural means harmlessSee why natural isn’t always safe.
Regularly taking more than the label
Taking more than the label serving every day is a bigger concern than a single large dose, because metal exposure accumulates. If you have been doing this, return to the label serving, check your product’s batch report, and mention it to your GP, especially if you have kidney problems or take medicines; see long-term use.
Read the label warnings
UK food supplement labels must state the recommended daily portion and carry a warning not to exceed it.[3] That warning is there for a reason: the product was formulated, and its contaminant results interpreted, around that serving. If a label is unclear about how much shilajit each serving contains, ask the brand before taking it.
Returning to the label serving
If you have been taking more than the label serving, simply return to the recommended amount. There is no need to taper off. Check the product’s batch report, and if you have kidney problems or take medicines, mention the period of higher intake to your GP or pharmacist.
Putting it into practice
Weigh your resin servings on a 0.01 g scale, check every product you take for shilajit content so you don’t double up, and keep supplements out of children’s reach. If you or someone else has taken a large amount, keep the jar, note how much and when, and contact NHS 111. Call 999 if anyone is seriously unwell or has difficulty breathing.
Combined products
Shilajit appears in a growing number of blends, from men’s formulas to gummies and drinks. If you take more than one product, add up the shilajit content across all of them. It is surprisingly easy to double your intake without noticing, especially if one product lists shilajit among many ingredients. When in doubt, use a single product. A single, well-documented product also makes it far easier to match what you take to a batch report.
The bottom line
More shilajit isn’t better: there is no evidence of extra benefit, and contaminant exposure rises with every extra gram. Measure your serving, avoid combining products, and contact NHS 111 if you or a child has taken a large amount.
Frequently asked questions
Can you overdose on shilajit?
A single large amount is unlikely to cause serious harm in a healthy adult, but it raises contaminant exposure. Contact NHS 111 for advice.
What happens if I take too much shilajit?
You may notice stomach upset, nausea or headache. Stop, and seek advice if you feel unwell.
Is a higher dose of shilajit more effective?
No evidence shows that.
What should I do if my child ate shilajit?
Keep the packaging and contact NHS 111, or call 999 if they seem seriously unwell.
Is taking double the label serving dangerous?
It doubles contaminant exposure without proven benefit. Return to the label serving.
Can taking too much shilajit affect the kidneys?
Long-term high intake raises exposure to metals such as cadmium, which can affect the kidneys.
How do I avoid taking too much?
Weigh resin servings and avoid combining products containing shilajit.
Who should I call in an emergency?
999 for serious symptoms; NHS 111 for advice.
Sources & further reading
Primary research, regulators and standards bodies are cited first. A source being listed here does not mean it supports every claim made by sellers; it supports the specific statement it is attached to.
- Keller JL, Housh TJ, Hill EC, Smith CM, Schmidt RJ, Johnson GO. The effects of Shilajit supplementation on fatigue-induced decreases in muscular strength and serum hydroxyproline levels. Journal of the International Society of Sports Nutrition 16:3, 2019. doi:10.1186/s12970-019-0270-2; PMID 30728074. View source (opens in a new tab) [Randomised controlled trial]
- Pandit S, Biswas S, Jana U, De RK, Mukhopadhyay SC, Biswas TK. Clinical evaluation of purified Shilajit on testosterone levels in healthy volunteers. Andrologia 48(5):570–575, 2016. PMID 26395129. View source (opens in a new tab) [Randomised controlled trial]
- UK Government. The Food Supplements (England) Regulations 2003 (SI 2003/1387). legislation.gov.uk, 2003. View source (opens in a new tab) [UK legislation]