miércoles, 20 de octubre de 2010

Más sobre Aluminio y Fórmulas



En los meses recientes se han publicado muchos estudios que coinciden en que los bebés están siendo expuestos a dosis muy elevadas de aluminio.  Vale la pena recordar que es difícil hacer este tipo de estudios, ya que la mayoría de los fondos de investigación en medicina, de alguna u otra manera provienen de los laboratorios, y digamos que este, no es un tema en el que les guste ahondar.
Los artículos vienen de diferentes partes del mundo:




Del medio oriente: "Commercially available branded infant formulas used by literally millions of parents to feed children of up to 12 months, plus of age are still significantly contaminated with aluminum. The concentrations of  aluminum in the milk formulas varied from ca+200 and would  result in+
 the ingestion of up to 600 mg of aluminum per day.


The concentrations of aluminum in infant formulas are up to 40 times higher than are present in breast milk. These concentrations are all several times higher than are allowed in drinking water. They are clearly too high for human consumption and certainly too high for consumption by such a vulnerable group as pre-term and term infants.


- Middle East Helth Care Intelligence


While it is the case that the present levels of aluminum in infant formulas have not been shown to cause adverse effects in healthy infants it is also the case that there have not been any clinical studies which refute such as a possibility. Previous research has highlighted the potential toxicity of aluminum in infants with confounding disorders, including, prematurity, poor renal function and gastrointestinal disease,  and fed infant formulas and these studies when viewed alongside aluminum's known connections with medicine and human disease should at least deter complacency concerning this issue.


De la  comunidad científica:


Burrell, Exley.
There is still too much aluminum in infant formulas. BMC Pediatrics, 2010, 10, 281 (29), 63



The aluminium content of a range of well known brands of infant formulas remains high and particularly so for a product designed for preterm infants and a soya-based product designed for infants with cow’s milk intolerances and allergies. Recent research demonstrating the vulnerability of infants to early exposure to aluminium serves to highlight an urgent need to reduce the aluminium content of infant formulas to as low a level as is practically possible. 



El gobierno de Canadá se dio a la tarea de analizar el contenido de aluminio y otros metales tóxicos en la fórmula; les presento sus resultados:

of formulaNo. of samplesAluminium, ng/gCadmium, ng/gLead, ng/g
  MeanMinimumMaximumMeanMinimumMaximumMeanMinimumMaximum
Electrolyte
13
48
3
263
0.01
0.01
0.01
0.16
0.04
0.41
Electrolye, flavoured
8
39
3
282
0.01
0.01
0.01
0.16
0.03
0.24
5% glucose
6
73
5
239
0.01
0.01
0.01
0.09
0.05
0.15
Concentrate liquid, milk based
44
131
2
796
0.13
0.02
2.03
0.32
0.06
0.85
- plain12332740.040.030.070.260.180.38
- with iron229022280.080.020.360.280.060.54
- lactose free74671367960.370.062.030.500.200.85
Concentrated liquid, soya based
12
706
266
1047
1.11
0.76
1.70
1.19
0.88
1.54
- plain968826610471.180.761.701.250.901.54
Powdered, milk based
57
177
2
1004
0.17
0.01
1.21
0.65
0.16
3.46
- plain15182480.040.010.070.230.170.42
- with iron2412824630.100.010.310.460.161.39
- lactose free646217410040.480.191.211.500.463.46
- hypoallergenic65183946280.530.320.801.581.062.20
Powdered, soya based
15
733
199
1461
1.56
1.07
3.47
0.72
0.79
1.90
- plain961919910681.721.073.471.420.911.90
- with iron690559814611.311.111.571.160.791.38
Ready to Use, milk based
67
437
10
3442
0.23
0.03
1.26
0.90
0.14
2.46
- plain19379109550.210.030.680.960.232.46
- with iron283721134420.110.030.380.730.141.80
- lactose free66223718960.200.070.281.100.861.22
- hypoallergenic1081445813100.670.161.261.120.491.78
Ready to Use, soya based
14
730
234
1121
1.18
0.71
2.95
1.45
1.10
2.10




El estudio completo se encuentra aquí.


Me encantaría poder presentarles alguna marca que no contenga estas cantidades de aluminio, pero en este momento no las hay en el mercado.


Para los que la tienen que usar... me apena dejarlos con tan desoladora información. Pero creo que el estar más conscientes de estos temas puede provocar que como sociedad demandemos mejores productos de las compañías farmacéuticas.
Para los que tienen la opción de amamantar o usar leche materna no lo duden, hay miles de razones por lo cual es mejor que la fórmula.
Esta es solamente una más.


Pediatras,mamás, papás. Feedback es bienvenido.
   

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